Core Viewpoint - Lu'an Chemical Group is transforming from a traditional energy company to a modern energy and chemical enterprise, focusing on brand development and technological innovation to enhance its market competitiveness and international presence [1][20]. Group 1: Brand Development and Market Positioning - Lu'an Chemical Group has successfully produced the world's first coal-based synthetic III+ base oil and established the first 5G+ pilot demonstration coal mine in China [1]. - The company emphasizes brand strength as a foundation for high-quality development, implementing a brand strategy that focuses on value creation and market expansion [1][8]. - The "Lu'an Blasting Coal" has become synonymous with quality and efficiency in the steel industry, leading to the establishment of national standards for blast furnace coal [3][6]. Group 2: Technological Innovation and Product Quality - The core competitiveness of Lu'an Blasting Coal lies in its stable quality, high calorific value, low sulfur content, and good grindability, supported by a comprehensive quality management system [5][6]. - The company has received multiple awards for its products, including recognition as a "National Quality Trusted Product," and has expanded its market reach internationally [6][12]. - Lu'an Chemical Group has developed advanced technologies, such as the "Jinhua Furnace," which achieved two global firsts in industrial applications [7][20]. Group 3: Contribution to Agriculture and Rural Development - During the spring farming season, Lu'an Chemical Group's fertilizer production has significantly increased, with a 40-day shipment volume exceeding 45,000 tons, marking a substantial year-on-year growth [12][13]. - The "Tianji" fertilizer brand has also seen a notable increase in sales, contributing to local agricultural development and rural revitalization efforts [13][14]. Group 4: Commitment to Social Responsibility - Lu'an Chemical Group has been recognized for its social responsibility initiatives, receiving awards for its contributions to the coal industry and community development [25][26]. - The company actively engages in local community support, enhancing agricultural productivity and farmer incomes through innovative practices [14][25]. Group 5: Future Outlook and Strategic Goals - Looking ahead, Lu'an Chemical Group aims to strengthen its innovation capabilities and enhance brand value through technological advancements and market responsiveness [20][27]. - The company is committed to aligning with national goals for building world-class enterprises, focusing on high-quality development and sustainable practices [27][28].

Core Viewpoint - The press conference highlighted the achievements and progress made in the "14th Five-Year Plan" period in Shaanxi Province, focusing on regional development and new urbanization strategies, emphasizing the importance of coordinated development and urban-rural integration [5][6][42]. Group 1: Regional Development Mechanisms - The establishment of the Provincial Regional Coordination Development Leadership Group has improved the coordination of national regional strategies and urban-rural integration [6][43]. - A series of policy documents have been issued to support the construction of a unified national market and promote cross-regional resource flow [6][43]. Group 2: Regional Linkage - The integration of the Guanzhong innovation elements with the energy and ecological resources of Northern and Southern Shaanxi has been accelerated, with significant projects like the Xi'an headquarters and Xianyang base being developed [7][44]. - The Xi'an metropolitan area has reached a permanent population of 18.75 million and an economic total of 1.67 trillion yuan [7][44]. Group 3: Industrial System Development - The Guanzhong region has focused on technological innovation, with strategic emerging industries accounting for 80% of the province's total [8][45]. - The energy revolution in Northern Shaanxi has led to an average annual GDP growth rate of 7.3% since the beginning of the "14th Five-Year Plan" [8][45]. Group 4: Connectivity Improvements - Major cross-regional water conservancy projects have been accelerated, and significant transportation infrastructure has been developed, including the completion of the T5 terminal at Xi'an Xianyang International Airport [9][46]. - The road mileage in Guanzhong, Northern Shaanxi, and Southern Shaanxi has increased significantly compared to 2020, enhancing transportation connectivity [9][46]. Group 5: Environmental Improvements - The ecological environment in the Qinba Mountains has been effectively protected, with a significant area classified as having excellent ecological quality [10][47]. - The province's renewable energy capacity has reached 63.18 million kilowatts, 2.6 times that of the end of 2020 [10][47]. Group 6: Urban-Rural Integration - The county economy is being developed as a strategic measure to reduce urban-rural and regional disparities, with the total county economy expected to reach 1.68 trillion yuan by 2024 [11][48]. - The urbanization rate in the province is projected to increase significantly, reflecting the ongoing efforts in urban-rural integration [11][48].

Report Industry Investment Ratings - Urea: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Methanol: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Pure Benzene: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Styrene: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Propylene: ★☆☆, indicating a bullish bias, with a driving force for price increase, but limited operability on the trading floor [1] - Plastic: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - PVC: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Caustic Soda: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - PX: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - PTA: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Ethylene Glycol: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Short Fiber: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Glass: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Soda Ash: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] - Bottle Chip: ★★★, indicating a relatively clear bullish trend and a relatively appropriate investment opportunity currently [1] Core Viewpoints - The chemical futures market shows a complex trend. Some products are affected by supply - demand relationships, cost factors, and external market conditions, presenting different price trends such as consolidation, upward or downward movement [2][3][5] - Different chemical products have different medium - and short - term outlooks. Some products are expected to be strong in the medium term, while others have limited medium - term rebound space or are in a state of range - bound consolidation [3][5] Summary by Directory Olefins - Polyolefins - Propylene futures are weakly consolidating around the 5 - day moving average. Tight supply in Shandong has pushed up prices, but downstream cost pressure may limit the upside [2] - Plastic and polypropylene futures are in a bearish pattern. Stable domestic supply and weakening demand have led to poor market trading [2] Pure Benzene - Styrene - Pure benzene prices are volatile. Although there are factors such as potential supply improvement and rising prices, high arrival expectations and weakening demand may lead to range - bound consolidation [3] - Styrene futures are consolidating at a low level. Improved supply - demand structure and repaired profits may keep the short - term state, with limited upward momentum [3] Polyester - PX is expected to be weak in the short term but strong in the medium term due to factors such as weakened demand and potential supply decline from maintenance [5] - PTA is driven by cost, with expectations of improved processing margins. Ethylene glycol has short - term price rebounds but limited medium - term upside [5] - Short fiber prices fluctuate with raw materials, and bottle chip is mainly cost - driven with long - term over - capacity pressure [5] Coal Chemical Industry - Methanol's near - month contract is strong, and there are expectations of port destocking. It may be appropriate to go long unilaterally or do positive spreads on the month - to - month difference [6] - Urea prices may return to a stalemate. Although there is demand release, the oversupply situation is expected to continue [6] Chlor - Alkali Industry - PVC is in a volatile trend. With potential improvement in exports and cost support, it may follow cost changes [7] - Caustic soda is also volatile. High production and weak demand lead to a weak market, and attention should be paid to profit changes [7] Soda Ash - Glass - Soda ash is in a volatile trend. Although there is destocking, the long - term supply may exceed demand. Attention should be paid to the strategy of going long on glass and short on soda ash [8] - Glass prices are expected to be volatile and strong, with potential production line cold repairs and cost support [8]

Group 1: Financial Performance - The company achieved a total operating revenue of RMB 194,100.37 million in the first three quarters of 2025, representing a year-on-year growth of 14.63% [2] - The net profit attributable to shareholders of the listed company was RMB 15,345.82 million, with a year-on-year increase of 5.14% [2] Group 2: Engineering Business Orders - New signed orders for engineering consulting and general contracting amounted to approximately RMB 101,959.64 million from January to September 2025 [3] - As of September 30, 2025, the total amount of signed but uncompleted orders in the engineering business was RMB 164,104.14 million, indicating a robust order backlog [3] Group 3: Coal Chemical Projects - The company has undertaken several representative projects in the coal chemical sector, including sulfur recovery design and technical services for major clients such as Shenhua Yulin and Ningxia Baofeng [4][5][6] - New projects since 2025 include the procurement of complete sets of low-methane refrigeration compressors for a coal-to-natural gas project and sulfur recovery technology services for various coal chemical projects [5][6] Group 4: Chemical Production Capacity - The company is a leading domestic producer of various chemical products, with annual production capacities of 170,000 tons for aldehydes, 260,000 tons for alcohols, 30,000 tons for acids, and 100,000 tons for esters [7] - The products are widely used across multiple industries, including pharmaceuticals, pesticides, and coatings, showcasing the company's diverse application range [7] Group 5: Shareholder Returns - Since its listing in 2010, the company has distributed a cumulative cash dividend of RMB 129,076.35 million (including tax), reflecting its commitment to shareholder returns [9] - The company aims to enhance investment value through strategic measures that align with its operational status and market performance [9] Group 6: Future Expansion Plans - The company currently has ample cash reserves and a low debt ratio, which supports its business development needs [10] - Plans for future expansion include optimizing production efficiency and exploring opportunities for external growth while maintaining cautious decision-making [10]

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints - Urea futures prices showed a weak oscillation on Tuesday, with the closing price of the main 01 contract at 1,630 yuan/ton, a decline of 0.43%. Spot prices mostly dropped by 10 yuan/ton. Supply is at a high level with a daily output of 201,100 tons, a daily decrease of 400 tons. Demand is not actively following up, with spot sales rates in the range of 5% - 50% in most areas. The market is expected to continue a low - level wide - range oscillation, and attention should be paid to demand, spot transactions, gas - head enterprise starts, exports, and Indian tender dynamics [2]. - Soda ash futures prices had a wide - range oscillation on Tuesday, with the closing price of the main 01 contract at 1,173 yuan/ton, a slight decline of 0.26%. Spot prices were mostly stable, with light ash prices in some areas up by 20 yuan/ton. Supply remained stable, with an operating rate of 82.26%. Demand follow - up slowed down, and the market maintained a low - level wide - range fluctuation. Attention should be paid to start - up and production capacity dynamics, downstream production line changes, macro - policies, and overall market sentiment [2]. - Glass futures prices showed a firm oscillation on Tuesday, with the closing price of the main 01 contract at 1,014 yuan/ton, an increase of 1.1%. Spot prices continued to decline. With more cold repairs in the glass industry, supply decreased, and demand remained positive, with sales rates in most areas above 100%. The short - term performance is firm, but the weak demand still restricts the upward movement. Attention should be paid to supply changes, spot transactions, macro - policies, and overall market trends [2]. 3. Summary by Directory Market Information Urea - On November 25, the number of urea futures warehouse receipts was 7,302, a decrease of 268 from the previous trading day, and the valid forecast was 895 [5]. - On November 25, the daily output of the urea industry was 201,100 tons, a decrease of 400 tons from the previous workday and an increase of 11,000 tons compared to the same period last year. The operating rate was 83.17%, a decrease of 0.94 percentage points compared to 84.11% in the same period last year [5]. - On November 25, the spot prices of small - particle urea in various domestic regions: Shandong was 1,630 yuan/ton, down 10 yuan; Henan was 1,640 yuan/ton, down 10 yuan; Hebei was 1,650 yuan/ton, unchanged; Anhui was 1,630 yuan/ton, down 10 yuan; Jiangsu was 1,630 yuan/ton, unchanged; Shanxi was 1,500 yuan/ton, down 10 yuan [5]. Soda Ash & Glass - On November 25, the number of soda ash futures warehouse receipts was 3,652, an increase of 1,134 from the previous trading day, and the valid forecast was 2,385. The number of glass futures warehouse receipts was 0, unchanged from the previous trading day [7]. - On November 25, the spot prices of soda ash: In North China, light ash was 1,250 yuan/ton, and heavy ash was 1,300 yuan/ton; in Central China, light ash was 1,150 yuan/ton, and heavy ash was 1,250 yuan/ton; in East China, light ash was 1,200 yuan/ton, up 20 yuan, and heavy ash was 1,250 yuan/ton; in South China, light ash was 1,350 yuan/ton, and heavy ash was 1,400 yuan/ton; in Southwest China, light ash was 1,250 yuan/ton, and heavy ash was 1,300 yuan/ton; in Northwest China, light ash was 930 yuan/ton, and heavy ash was 930 yuan/ton [7]. - On November 25, the operating rate of the soda ash industry was 82.26%, the same as the previous workday [8]. - On November 25, the average price of the float glass market was 1,091 yuan/ton, a daily decrease of 3 yuan/ton. The daily output of the industry was 157,200 tons, a daily decrease of 900 tons [8]. Chart Analysis The report provides multiple charts, including the closing prices, basis, trading volume, and positions of urea and soda ash futures, as well as the price spreads between different contracts and the price spreads between different varieties. All chart data sources are iFind and the Research Institute of Everbright Futures [10][13][20][21]. Research Team Members - Zhang Xiaojin, the research director of resource products at the Research Institute of Everbright Futures, focuses on sugar industry research and has won multiple awards [24]. - Zhang Linglu, an analyst of resource products at the Research Institute of Everbright Futures, is responsible for the research of futures varieties such as urea, soda ash, and glass and has won many honors [24]. - Sun Chengzhen, an analyst of resource products at the Research Institute of Everbright Futures, is mainly engaged in the fundamental research and data analysis of varieties such as cotton, cotton yarn, and ferroalloys [24].

Group 1: Investment Ratings - The investment rating for urea is "Wide - range Fluctuation" [1] - The investment rating for soda ash is "Bottom - range Fluctuation" [1] - The investment rating for glass is "Short - term Rebound" [1] Group 2: Core Views - For urea, on Monday, the futures price fluctuated widely with the 01 contract closing at 1638 yuan/ton, a 1.15% decline. Supply is at a high level with a daily output of 20.33 tons on the 24th. Demand follow - up has slowed, and new orders for enterprises have decreased. The short - term price is under pressure, but there are potential factors in both supply and demand. The futures should be treated with a wide - range fluctuation view [1]. - For soda ash, on Monday, the futures price trended upwards with the 01 contract closing at 1183 yuan/ton, a 1.02% increase. Supply has slightly recovered as some maintenance enterprises resumed production. Demand is okay with downstream restocking. The inventory has decreased, but the demand from the float glass industry is under test. The futures should be treated with a bottom - range fluctuation view [1]. - For glass, on Monday, the futures price strengthened in the afternoon with the 01 contract closing at 1013 yuan/ton, a 2.95% increase. The spot price is still weak. Supply may decline as there were cold - repair phenomena. Demand sentiment has improved, but the long - term situation is still uncertain. The futures have a short - term rebound opportunity [1]. Group 3: Market Information Urea - On November 24, the futures warehouse receipts were 7570, an increase of 387 from the previous day, and the valid forecasts were 895 [4]. - On November 24, the daily output was 20.33 tons, an increase of 0.18 tons from the previous day and 1.87 tons from the same period last year. The operating rate was 84.08%, 2.44 percentage points higher than last year [4]. - On November 24, the small - particle urea spot prices in Shandong, Henan, etc. showed different trends [4]. Soda Ash and Glass - On November 24, the soda ash futures warehouse receipts were 2518, an increase of 2518 from the previous day, and the valid forecasts were 3353. The glass futures warehouse receipts were 0, unchanged from the previous day [6]. - On November 24, the soda ash spot prices in different regions were reported [6]. - On November 24, the soda ash operating rate was 82.26%, up from 81.13% the previous day [7]. - On November 24, the float glass market average price was 1094 yuan/ton, a decrease of 9 yuan/ton from the previous day, and the daily output was 15.81 tons, unchanged from the previous day [7]. Group 4: Chart Analysis - The report includes multiple charts such as the closing price, basis, trading volume and open interest, spread, and futures price difference charts of urea, soda ash, and glass, with data sources from iFind and the research institute of Everbright Futures [9][11][20]

1. Report Industry Investment Rating No relevant content provided. 2. Core Views of the Report - The geopolitical situation remains the dominant factor affecting oil prices. The progress of the Russia-Ukraine peace talks will impact the supply of oil and gas, and the market is closely watching the further development of the negotiations. The energy and chemical industry is expected to continue its oscillatory consolidation, with olefins being relatively weak and aromatics showing a slightly stronger pattern [2][4]. 3. Summary by Related Catalogs 3.1 Market Trends of Various Products - **Crude Oil**: The geopolitical premium is fluctuating, and the supply pressure persists. If the geopolitical support gradually weakens, the oil price is expected to return to a weaker pattern [4]. - **Asphalt**: The increase in rebar prices drives up the asphalt futures price on the sentiment side. The asphalt market is in a situation of weak supply and demand, and the absolute price is overvalued [4][9]. - **High-Sulfur Fuel Oil**: The expectation of a Russia-Ukraine agreement drives the fuel oil price down [4]. - **Low-Sulfur Fuel Oil**: It follows the weakness of crude oil. Although it is supported by the rebound of gasoline and diesel cracking spreads, it is still affected by factors such as the decline in shipping demand and green energy substitution [4][11]. - **Methanol**: The overseas disturbance is confirmed, and methanol is expected to be strong in the short term. The expected reduction in imports in December and the restart of downstream备货 contribute to the price increase [3][4]. - **Urea**: The centralized procurement has paused, and the futures price has declined slightly. The market is expected to fluctuate narrowly [4][31]. - **Ethylene Glycol (MEG)**: The supply-demand pattern has improved, and some short positions have been closed. However, the rebound height is limited due to the long-term supply pressure [4][21]. - **PX**: The market sentiment has cooled down, and the price has changed from strong to adjustment. The supply pressure is expected to be alleviated by the maintenance of some devices [4][13]. - **PTA**: The basis has emerged from the downturn, and the profit has been slightly repaired. The supply-demand pattern has improved marginally, and the inventory has decreased [4][14]. - **Short Fiber**: The downstream demand is temporarily maintained, and it follows the upstream passively [4][25]. - **Bottle Chip**: The cost support has increased, and the price has rebounded slightly [4][26]. - **Propylene**: The spot is strong, and the PL fluctuates [4][35]. - **PP**: The fundamental pressure has been priced in, and the change in maintenance needs to be monitored [4][34]. - **Plastic**: The maintenance rate has increased slightly, and the price fluctuates [4][33]. - **Styrene**: The narrative of blending into gasoline has faded, and it mainly fluctuates [4][18]. - **PVC**: The high inventory suppresses the price, and it may be anchored to production cuts [4][36]. - **Caustic Soda**: The supply and demand are weak, and the valuation is low. It is expected to fluctuate [4][37]. 3.2 Data Monitoring of Various Products - **Inter - Period Spread**: The inter - period spreads of various products such as Brent, Dubai, PX, and PTA have different changes, which reflect the market's expectations for the future price relationship of different periods [39]. - **Basis and Warehouse Receipts**: The basis and warehouse receipts of products like asphalt, high - sulfur fuel oil, and PX also show different trends, which can help analyze the market's current supply - demand relationship and price rationality [40]. - **Inter - Product Spread**: The inter - product spreads between PP and methanol, PTA and EG, etc. have changed, which can reflect the relative price relationship and market structure between different products [41]. 3.3 Commodity Index - The comprehensive index, characteristic index, and plate index of the commodity index show different trends. The comprehensive index has increased slightly, while the energy index has declined [281][282].

Group 1 - The report emphasizes a dual-driven strategy where technology and cyclical sectors are rebalanced, highlighting opportunities in the chemical industry under the "anti-involution" trend [4][14][15] - The report notes that from Q3 2025, both technology and cyclical sectors have shown synchronized growth, indicating a shift in market dynamics [15][18] - The chemical industry is expected to benefit from a recovery in supply-demand dynamics, with capital expenditure nearing its end and a significant decrease in ongoing projects [4][5][25] Group 2 - The chemical sector is positioned to enter a new cycle of prosperity, driven by the "anti-involution" policy, which is expected to enhance both performance and valuation [5][31][65] - The report identifies that the chemical industry has advantages over traditional cyclical sectors like steel and coal, particularly in capacity optimization and high-end transformation paths [25][30] - The report highlights that the chemical industry is experiencing a significant reduction in capital expenditure, with a 10% year-on-year decrease in ongoing projects as of H1 2025 [25][33] Group 3 - The report suggests that the domestic demand is stabilizing, supported by government policies aimed at boosting consumption, which is expected to benefit the chemical sector [35][42] - The chemical industry has shown resilience in exports despite trade tensions, with a notable increase in export volumes to ASEAN, EU, and India [42][47] - The report indicates that the chemical industry is likely to see a dual uplift in performance and valuation, particularly when compared to the refrigerant sector, which is currently experiencing high demand [66][68]

Report Industry Investment Ratings - Urea: Neutral (not explicitly stated in a clear rating system but based on the context of market analysis) [6] - Methanol: Consider buying the 5 - 9 month spread, but with caution [6] - Pure Benzene: Bearish bias, consider option configuration [3] - Styrene: Price supported but limited upside [3] - Polypropylene: Slight bearish due to supply increase and weak demand [2] - Plastic: Bearish due to increased supply and weak demand [2] - PVC: Follow cost - end changes, supply high and demand weak [7] - Caustic Soda: Weak operation, follow profit changes [7] - PX: Strong before new capacity, short - term supply - demand weakening [5] - PTA: Cost - driven, reduced inventory build - up expectation [5] - Ethylene Glycol: Short - term rebound expected but limited space [5] - Short Fiber: Price follows raw materials, no new investment pressure [5] - Bottle Chips: Cost - driven, long - term over - capacity pressure [5] - Soda Ash: Bullish short - term, oversupply long - term [8] - Glass: Limited downside, consider long - glass short - soda strategy [8] Core Views - The overall chemical market is complex, with different products showing various trends based on supply, demand, cost, and market sentiment factors. Some products have short - term bullish or bearish trends, while others face long - term challenges such as over - capacity [2][3][5] Summary by Related Catalogs Olefins - Polyolefins - Two - olefin futures contracts are fluctuating around the 5 - day moving average. Plastic and polypropylene futures are weak due to increased supply and weak demand. Polyethylene supply pressure increases with reduced maintenance and more shipments, and demand from downstream industries is weak. Polypropylene supply is expected to increase slightly, and demand is limited [2] Pure Benzene - Styrene - Pure benzene futures are weak, and the rebound is bearish. Consider option configuration. Styrene price is supported by tight supply - demand balance but has limited upside due to uncertain cost and demand support [3] Polyester - PX is strong before new capacity but short - term supply - demand is weakening. PTA is cost - driven with reduced inventory build - up expectation. Ethylene glycol has a short - term rebound expectation but limited space. Short fiber price follows raw materials, and bottle chips are cost - driven with long - term over - capacity pressure [5] Coal Chemicals - Methanol can consider buying the 5 - 9 month spread due to overseas production cuts and low valuation, but be cautious of weak reality. Urea supply is sufficient, and the market may return to a stalemate [6] Chlor - Alkali - PVC has good export to India but weak domestic demand, and it may follow cost - end changes. Caustic soda is in a weak operation due to high supply and low demand [7] Soda Ash - Glass - Soda ash is de - stocking and bullish short - term but oversupplied long - term. Glass has limited downside and can consider the long - glass short - soda strategy [8]

"研究团队通过工艺创新，将加压塔与常压塔的链接模式由串联改为并联，再在工艺流程中增加减压 塔，同时调整工艺参数、降低加压塔塔压，使用新型高效换热器，成功将系统中低温热替代低压蒸汽作 为再沸器的热源，从而达到降低蒸汽消耗的目的。"李士雨介绍说。 低压蒸汽及循环水节约效果显著 中化新网讯 11月11日至14日，河南龙宇煤化工有限公司低温热耦合甲醇精馏装置通过了中国石油和化 学工业联合会组织的专家组72小时连续运行考核。 由中国中煤能源集团有限公司原副总工程师李晓东领衔的专家组一致认为，该装置采用的低温热耦合甲 醇精馏技术具有创新性，节约低压蒸汽及循环水的效果显著，考核期内甲醇产品蒸汽单耗统计值小于 0.2吨蒸汽/吨精甲醇，产出的精甲醇产品质量合格，超精甲醇按年折算产量超过10万吨。 低温热耦合甲醇精馏技术由广东工业大学特聘教授李士雨提出技术方案，与天津华赛尔传热设备有限公 司合作开发完成。据李士雨介绍，该技术是一种新型的、可以耦合低温热的甲醇精馏技术，其技术原理 具有通用性，在低温热大量存在的煤化工、石油化工等领域均可借鉴。 中国石油和化学工业联合会科技与装备部副主任王秀江表示，低温热耦合甲醇精馏技术极具创新性， ...