Industry Overview - The TPU market is experiencing strong supply and demand, with China's consumption expected to exceed 700,000 tons in 2024, driven by sectors such as footwear, electronics, and healthcare [1] - Key considerations in procurement decisions include supply chain stability, product cost-performance ratio, and rapid response capabilities [1] - Environmental requirements are increasing, with a growing emphasis on GRS certification and recycled material technologies [1] - In the context of accelerated industry consolidation, suppliers with large-scale production, comprehensive product coverage, and mature service systems are favored [1] Company Summaries - **Dongguan Boao Trading Co., Ltd.**: A benchmark TPU supplier in China with a production base of 30,000 square meters and over 8 automated production lines, achieving an annual capacity of over 25,000 tons. The company has a high customer repurchase rate of 98% and has established long-term partnerships with over 500 companies, including ZARA and H&M [3] - **Wanhua Chemical Group Co., Ltd.**: The Yantai production base has an annual TPU capacity of 210,000 tons. The company launched a bio-based product with 40% bio-content in 2022, which has received UL environmental certification and demonstrates carbon reduction effects above the industry average [3] - **Dongguan Gaoke Modern Environmental Materials Co., Ltd.**: Focused on TPU film raw material production, the company has developed a mixing device with a raw material utilization rate above the industry average. Its core product, breathable foam film, meets basic needs in packaging and home sectors [3] - **Zhongshan Borui New Materials Co., Ltd.**: Invests 4% of revenue in R&D, with strong thickness control capabilities for aliphatic TPU films, achieving a minimum thickness of 0.005 mm. The company has stable performance in niche applications and has obtained secondary medical device certification [4] - **BASF (China) Co., Ltd.**: The Zhanjiang base has completed the expansion of its second TPU facility, enhancing local production capacity. The Elastollan®FC food contact grade products meet EU and US standards, ensuring stable supply in pharmaceutical and food processing sectors [4] - **Covestro Polymers (China) Co., Ltd.**: The medical-grade TPU produced at the Changhua base has multiple biocompatibility certifications, suitable for applications such as infusion catheters and medical packaging. The company offers customized solutions for automotive and electronics sectors [4] - **Huntsman Chemical Trading (Shanghai) Co., Ltd.**: The company plans to launch a special TPU series in 2025, with conductive products designed for smart wearable devices. The Revolve™ recycled TPU, produced through chemical depolymerization, achieves 99% purity and GRS certification [5]

Core Insights - The article discusses the production trends of petroleum coke in China, highlighting a decrease in output for the year 2025 compared to previous years [1] Industry Overview - According to the National Bureau of Statistics, China's petroleum coke production in July 2025 is projected to be 2.65 million tons, reflecting a year-on-year decline of 2.1% [1] - Cumulative production from January to July 2025 is reported at 18.282 million tons, which represents a cumulative decrease of 4.4% compared to the same period in the previous year [1] Company Insights - The article lists several companies involved in the petroleum coke industry, including Huajin Co., Yuancheng Energy, Shanghai Petrochemical, Huaxi Energy, Wanhua Chemical, Hengli Petrochemical, Rongsheng Petrochemical, Xin'ao Co., and Sinopec Capital [1] - The report by Zhiyan Consulting provides an analysis of the development trends and investment potential in the petroleum coke industry from 2025 to 2031 [1]

Core Viewpoint - 3-Buten-1-ol is an important organic synthesis intermediate with increasing demand in the pharmaceutical sector for the synthesis of antitumor and anti-HIV drugs, driven by rising R&D investments and the need for specialty APIs [1][11] Overview - 3-Buten-1-ol, also known as 3-butenol, is a colorless liquid at room temperature, soluble in water and most organic solvents, and has reactive chemical properties due to its double bond and hydroxyl group [2][6] - The main synthesis routes include the addition of chloroprene and formaldehyde, multi-step reactions involving ethyl acetate, allyl bromide, zinc powder, formaldehyde, and copper salts, and dehydration of 1,4-butanediol [2][6] Development Background - The National Development and Reform Commission has included "high value-added fine chemical products" in its encouraged category, supporting the development of 3-buten-1-ol as a high-end chemical intermediate [6] - China's stable economic growth provides a solid foundation for the chemical industry, supporting the demand expansion for 3-buten-1-ol in downstream sectors such as pharmaceuticals and polymers [7] Industry Chain - The upstream of the 3-buten-1-ol industry includes suppliers of raw materials like butadiene and 1,4-butanediol, while the midstream consists of production enterprises, and the downstream encompasses applications in pharmaceuticals, food flavoring, and petroleum processing [9] Current Market Situation - The demand for 3-buten-1-ol is expected to continue rising, with projected sales in China reaching 34,100 tons and a market size of 1.078 billion yuan in 2024, where high-purity 3-buten-1-ol accounts for approximately 38.68% and ordinary purity for about 61.32% [11][12] Competitive Landscape - Major players in the 3-buten-1-ol market include international chemical giants like BASF and Dow Chemical, as well as domestic companies such as Wanhua Chemical, Sinopec, and PetroChina, which leverage their strong industry foundations and advanced production technologies [12][13] Development Trends - Future production technologies for 3-buten-1-ol are expected to focus on environmental sustainability, with biotechnological synthesis methods gaining attention for their eco-friendliness and potential cost advantages [14] - The application scenarios for 3-buten-1-ol are anticipated to expand, particularly in drug synthesis and advanced materials, driving the pharmaceutical industry towards higher value-added and customized products [14][15]

Core Viewpoint - Wanhua Chemical Group announced the resumption of production at its subsidiary BorsodChem's MDI facility after maintenance, which had been halted since July 23, 2025 [1] Group 1: Company Operations - The MDI facility has a production capacity of 400,000 tons per year, while the TDI facility has a capacity of 250,000 tons per year [1] - The maintenance of the MDI facility was part of a scheduled shutdown that began on July 23, 2025 [1] - The TDI facility's resumption of production will be detailed in a separate announcement dated August 19, 2025 [1]

Group 1 - Wanhua Chemical's subsidiary BorsodChem Zrt. has resumed normal production of MDI (400,000 tons/year) after maintenance, while another TDI (250,000 tons/year) facility also returned to normal operations on August 19 [2] - Wanhua Chemical's new TDI Phase II facility (360,000 tons/year) in Fujian has recently been completed and is producing qualified products [2] - Mitsui Chemicals announced that its TDI facility in Japan will resume production around September 8 after a gas leak incident that halted operations since July 27 [2] Group 2 - Covestro has issued an emergency notice to reduce TDI supply to China by 10% to support the European market, marking the second supply cut this month, totaling a 25% reduction [3] - The TDI market in China experienced a "high-to-low" trend in August, with prices peaking at around 17,500 yuan/ton before dropping to a range of 14,500-15,000 yuan/ton by the end of August [3] - As of September, TDI prices have further declined to a range of 13,500-14,100 yuan/ton, with low-price rumors circulating and the market experiencing significant fluctuations [3]

Core Viewpoint - The article discusses the quarterly review changes of the FTSE China A50 index announced by FTSE Russell, highlighting the inclusion and exclusion of specific stocks and the implications for investment funds tracking the index [5][6]. Group 1: Index Changes - Four stocks, including BeiGene, NewEase, WuXi AppTec, and Zhongji Xuchuang, will be added to the FTSE China A50 index, while China Nuclear Power, China Unicom, Guodian NARI, and Wanhua Chemical will be removed [5]. - The newly added stocks belong to the innovative drug and CPO sectors, while the removed stocks are from traditional industries such as utilities and telecommunications [5]. - The newly included stocks have shown significant price increases this year, with NewEase and Zhongji Xuchuang rising over 200%, and BeiGene and WuXi AppTec around 90% [5]. Group 2: Market Impact - The estimated size of passive funds tracking the FTSE China A50 index exceeds $10 billion, indicating that changes in constituent stocks can lead to substantial capital flows, potentially in the hundreds of millions to billions [5]. - Investors have raised concerns about the inclusion of stocks perceived as overvalued and whether this adjustment is a strategy for foreign capital to take over high-priced stocks [6]. - The adjustment is based on market capitalization and liquidity criteria, with the review conducted quarterly, using data from the third Friday of February, May, August, and November [6].

人民财讯9月5日电，万华化学（600309）9月5日晚间公告，公司子公司匈牙利宝思德化学公司MDI(40 万吨/年)等一体化装置及相关配套装置于7月23日开始陆续停产检修。截至目前，上述MDI装置的停产 检修已经结束，恢复正常生产。 ...

股票简称：万华化学 股票代码：600309 公告编号：临 2025-52 号 万华化学集团股份有限公司 2025 年 9 月 6 日 万华化学集团股份有限公司 特此公告。 关于子公司匈牙利宝思德化学公司 MDI 装置复产公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或者重大遗漏， 并对其内容的真实性、准确性和完整性承担个别及连带责任。 根据公司于 2025 年 7 月 22 日发布的"关于子公司匈牙利宝思德化学公司装置停 产检修的公告"（公告编号：临 2025-43 号），匈牙利宝思德化学公司（BorsodChem Zrt.） MDI（40 万吨/年）、TDI（25 万吨/年）等一体化装置及相关配套装置于 2025 年 7 月 23 日开始陆续停产检修。 截至目前，上述 MDI 装置的停产检修已经结束，恢复正常生产；TDI 装置的复产 公告参见公司于 2025 年 8 月 19 日披露的"关于部分 TDI 装置运行情况的公告"（公 告编号：临 2025-50 号）。 ...

Core Viewpoint - Wanhua Chemical (600309.SH) announced the completion of maintenance for its subsidiary BorsodChem Zrt.'s MDI and TDI integrated facilities, which had been under maintenance since July 23, 2025 [1] Group 1 - The MDI production capacity of BorsodChem Zrt. is 400,000 tons per year [1] - The TDI production capacity of BorsodChem Zrt. is 250,000 tons per year [1] - The maintenance activities for the MDI facility have concluded, and normal production has resumed [1]

Core Viewpoint - Wanhua Chemical announced the completion of maintenance for its MDI production facility in Hungary, while the TDI facility is still undergoing maintenance and will resume operations soon [1] Group 1 - Wanhua Chemical's subsidiary, BorsodChem Zrt., began maintenance for its integrated MDI (400,000 tons/year) and TDI (250,000 tons/year) facilities on July 23, 2025 [1] - The maintenance for the MDI facility has been completed, and it has resumed normal production [1] - An announcement regarding the resumption of the TDI facility's operations was made on August 19, 2025 [1]