Core Viewpoint - CATL is advancing its sodium-ion battery technology from product launch to material production, indicating a significant step towards commercialization and industrialization of sodium-ion batteries [2][5][17]. Group 1: Project Development - Chengdu Jintang Times New Materials Technology Co., a subsidiary of CATL, has initiated the environmental assessment for its sodium-ion battery cathode material project [3]. - The project will modify existing lithium iron phosphate production lines to achieve an annual production capacity of 20,000 tons of sodium iron phosphate [4]. - This development marks CATL's transition to a more concrete phase in sodium-ion battery production, focusing on material line upgrades [5][18]. Group 2: Technical Specifications - The first-generation sodium-ion battery released by CATL in 2021 featured a Prussian blue material with an energy density of 160 Wh/kg and a rapid charging capability [6]. - The upcoming sodium-ion battery for passenger vehicles, set to be released in 2025, is expected to have an energy density of 175 Wh/kg, a peak charging rate of 5C, and a range of 500 kilometers [7][8]. - The newly disclosed sodium iron phosphate (NFPP) material represents a clear direction for CATL's cathode material strategy, focusing on structural stability and cost control rather than solely on energy density [9][10]. Group 3: Market Positioning - CATL's sodium-ion batteries emphasize low-temperature performance, safety, fast charging, and resource independence, aligning with market demands [14]. - The project is not a new independent facility but rather an upgrade of existing production lines, which reflects a practical approach to industrialization by leveraging existing infrastructure [15]. - The market has previously expressed skepticism regarding the cost-effectiveness and commercial viability of sodium-ion batteries, but CATL's recent developments provide a clearer path towards addressing these concerns [16][17].

Core Viewpoint - BYD's stock experienced a decline of 0.75% on March 31, with a trading volume of 6.283 billion yuan and a market capitalization of 959.585 billion yuan [3][10]. Group 1: Company Performance - As of February 28, BYD had 732,900 shareholders, an increase of 6.96% from the previous period, with an average of 4,758 circulating shares per person, a decrease of 6.51% [9][18]. - For the fiscal year 2025, BYD reported a revenue of 803.965 billion yuan, representing a year-on-year growth of 3.46%, while the net profit attributable to shareholders was 32.619 billion yuan, a decrease of 18.97% [9][18]. - BYD has distributed a total of 27.859 billion yuan in dividends since its A-share listing, with 24.414 billion yuan distributed over the last three years [19]. Group 2: Market Position and Trends - BYD is currently ranked 31st in terms of market popularity on the Sina Finance A-share platform [2][11]. - The company is involved in various sectors, including sodium-ion batteries, lithium extraction from salt lakes, and charging stations, which are expected to enhance its competitive edge [3][12]. Group 3: Technical Analysis - The average trading cost of BYD's shares is 101.58 yuan, with recent accumulation activity noted, although the strength of this accumulation is weak. The stock is currently trading between a resistance level of 111.82 yuan and a support level of 101.45 yuan, indicating potential for range trading [7][17]. Group 4: Shareholder Composition - The largest shareholder, Hong Kong Central Clearing Limited, holds 217 million shares, a decrease of 48.0943 million shares from the previous period. The Huatai-PineBridge CSI 300 ETF is the ninth largest shareholder, holding 44.7511 million shares, down by 1.5528 million shares [9][19].

Core Viewpoint - The article highlights the upcoming 2026 (Second) Starting Point Lithium Battery Cylindrical Technology Forum and the release of the Top 20 Cylindrical Battery Rankings, emphasizing advancements in all-tab technology and leadership in the large cylindrical battery market [2][13]. Investment and Expansion Plans - EVE Energy plans to invest approximately 6 billion yuan in a new 60GWh energy storage (power) battery production base in the Zhongkai High-tech Zone, covering an area of about 500 acres [3][4]. - The investment is subject to approval from the company's board and shareholders, indicating a structured approach to expansion [4]. Production Capacity and Technological Development - EVE Energy has established a global production network with core domestic bases in Jingmen, Huizhou, Chengdu, and Shenyang, along with overseas points in Hungary and Malaysia [4]. - The Huizhou headquarters is pivotal for the company, with investments covering consumer batteries, power batteries, and energy storage batteries, while also supporting the development of sodium-ion batteries [5]. Financial Performance - In 2025, EVE Energy reported a revenue of 61.47 billion yuan and a net profit of 4.13 billion yuan, reflecting year-on-year growth of 26.44% and 1.44% respectively. Excluding stock incentive costs, the net profit reached 5 billion yuan, with a growth of 24.76% [6][7]. Business Segment Growth - The company achieved balanced growth across its three main business segments: consumer, power, and energy storage, with revenues of 11.08 billion yuan, 25.86 billion yuan, and 24.44 billion yuan respectively, showing year-on-year increases of 7.29%, 34.91%, and 28.45% [7]. Market Position and Product Development - EVE Energy maintains a strong position in the power and energy storage sectors, ranking second in both the new energy commercial vehicle market and energy storage market, with a total battery shipment of 50.15GWh, a 65.56% increase year-on-year [8]. - The company is also the first globally to mass-produce 600Ah+ energy storage batteries, indicating a leadership role in innovation [8]. Technological Advancements - EVE Energy is rapidly advancing in solid-state battery technology, with plans for a 100MWh production base and the launch of its Longquan series solid-state battery products [9]. - The sodium-ion battery sector is also progressing, with operational sodium-ion battery storage systems and the development of a non-liquid-cooled sodium-ion battery system, supported by favorable government policies [9][10]. Market Outlook for Sodium-Ion Batteries - The global sodium-ion battery shipment is projected to reach 9GWh in 2025, a 150% increase year-on-year, and is expected to grow to 26.8GWh in 2026, a 198% increase [9]. - The market share for sodium-ion batteries is anticipated to be 50% for energy storage, 20% for new energy vehicles, and 15% for start-stop applications, indicating significant growth potential [9].

- Model Name: 250-Day New High Distance Model; Model Construction Idea: The model tracks the distance of the latest closing price from the highest closing price in the past 250 trading days to identify stocks that are hitting new highs; Model Construction Process: The formula used is $ 250 \text{ Day New High Distance} = 1 - \frac{Closet}{ts\_max(Close, 250)} $ where Closet is the latest closing price and ts_max(Close, 250) is the maximum closing price in the past 250 trading days. If the latest closing price hits a new high, the distance is 0; if it falls back, the distance is positive, indicating the extent of the fallback[11][12][13]; Model Evaluation: This model is effective in identifying stocks that are leading the market and can be used to track market trends and hotspots[11][19] - Factor Name: Stable New High Stocks; Factor Construction Idea: The factor focuses on stocks that have not only hit new highs but also exhibit stable price paths and strong momentum; Factor Construction Process: The selection criteria include analyst attention (at least 5 buy or hold ratings in the past 3 months), relative stock strength (top 20% in market performance over the past 250 days), price stability (using metrics like the sum of absolute daily returns over the past 120 days), and trend continuation (average 250-day new high distance over the past 120 days and past 5 days). The top 50% of stocks based on these criteria are selected[26][29][30]; Factor Evaluation: This factor is designed to capture stocks with strong and stable momentum, which are less likely to experience sudden drops and more likely to continue their upward trend[26][29] Model Backtest Results - 250-Day New High Distance Model, Shanghai Composite Index: 6.43%, Shenzhen Component Index: 5.13%, CSI 300: 6.01%, CSI 500: 10.64%, CSI 1000: 9.51%, CSI 2000: 9.52%, ChiNext Index: 2.73%, STAR 50 Index: 16.40%[12][34] Factor Backtest Results - Stable New High Stocks, Number of Stocks: 14, including companies like Asia Integration, Biwin Storage, Salt Lake Shares, etc.; Sector Distribution: Most stocks are from cyclical and technology sectors, with 6 stocks each. In the cyclical sector, the most new highs are in the basic chemical industry; in the technology sector, the most new highs are in the electronics industry[30][33]

Group 1 - The report tracks stocks, industries, and sectors reaching new highs, indicating market trends and hotspots, with a focus on the effectiveness of momentum and trend-following strategies [1][4] - As of March 27, 2026, the distance to the 250-day new high for major indices is as follows: Shanghai Composite Index at 6.43%, Shenzhen Component Index at 5.13%, CSI 300 at 6.01%, CSI 500 at 10.64%, CSI 1000 at 9.51%, CSI 2000 at 9.52%, ChiNext Index at 2.73%, and STAR 50 Index at 16.40% [5][25] - Among the CITIC first-level industry indices, the sectors closest to their 250-day new highs include Power and Utilities, Power Equipment and New Energy, Coal, Communication, and Oil and Petrochemicals, while Food and Beverage, Retail, Comprehensive Finance, Non-Bank Finance, and Real Estate are further away [8][25] Group 2 - A total of 961 stocks reached a 250-day new high in the past 20 trading days, with the highest numbers in Power Equipment and New Energy, Basic Chemicals, and Machinery sectors [2][26] - The highest proportion of new high stocks is found in the Oil and Petrochemicals, Coal, and Power and Utilities sectors, with respective proportions of 66.67%, 55.56%, and 48.26% [13][26] - The distribution of new high stocks by sector shows that the Cycle and Technology sectors have the most stocks reaching new highs, with 354 and 297 stocks respectively [14][26] Group 3 - The report identifies 14 stocks that have shown stable new highs, including Yaxiang Integration, Baiwei Storage, and Salt Lake Co., with the majority coming from the Cycle and Technology sectors [3][20] - The selection criteria for stable new high stocks include analyst attention, relative strength of stock prices, price path stability, and continuity of new highs [19][23] - The most represented industries among the stable new high stocks are Basic Chemicals in the Cycle sector and Electronics in the Technology sector [20][26]

Summary of Key Points from Conference Call Records Industry Overview - The lithium battery industry is expected to enter a new upward cycle in 2026, with the core driving force shifting from power batteries to the energy storage sector [1] - The domestic independent energy storage market is reaching an economic turning point, while the demand for AIDC (Artificial Intelligence Data Center) energy storage in the U.S. is surging, leading to saturated production schedules in Q1 2026 [1][2] Core Insights and Arguments Energy Storage Sector - In China, the demand structure for energy storage has shifted from renewable energy integration to independent energy storage following the release of policy documents [2] - The economic viability of independent energy storage has improved due to declining cell costs and supportive provincial capacity compensation policies [2] - The national capacity pricing policy provides guaranteed returns for energy storage projects, laying a solid foundation for long-term development [2] - In the U.S., the demand for energy storage is primarily driven by AIDC, which is expected to accelerate the approval process for grid connection and increase the demand for self-built power plants [3] Power Battery Sector - Despite a slowdown in overall growth rates for electric vehicles (EVs), structural increments in demand are supported by the increasing penetration of 800V fast-charging models and larger capacity vehicles [3][4] - The sales of electric heavy-duty trucks have increased significantly, with expectations for further growth in 2026 due to favorable policies [4] - The overall demand for the lithium battery industry is projected to grow by 30% year-on-year in 2026, driven by both energy storage and EV sectors [4] Supply and Demand Dynamics - The supply expansion in the lithium battery industry is expected to be relatively controlled, with material segments experiencing slower growth compared to demand [4] - The operating rates in material segments are anticipated to improve significantly, potentially reaching over 80% [4] - The short-term price elasticity is expected to be highest in lithium hexafluorophosphate, with potential price increases in separators and copper foil due to long capital return cycles and limited expansion willingness [5] Investment Opportunities Material Segments - The lithium hexafluorophosphate segment is currently the most constrained, with potential price recovery expected in Q2 2026 due to supply disruptions and increased production [5] - The separator and copper foil segments are also worth monitoring, as they may experience price increases in the latter half of 2026 [5] - For lithium iron phosphate cathodes, anode materials, and aluminum foil, the investment logic is less compelling due to relatively high supply-side elasticity [6] Battery Segment - The battery segment remains the strongest in terms of alpha attributes, with leading manufacturers expected to maintain stable profitability despite raw material price increases [6] - The second-tier battery manufacturers may experience differentiation based on order structure and inventory management [6] Technological Innovations - The lithium battery sector is entering a new technological cycle, with solid-state batteries and sodium-ion batteries being key areas of focus for investment opportunities [7][8] - Solid-state batteries are expected to see increased production and deployment in 2026, with significant advancements in materials and manufacturing processes [8] - Sodium-ion batteries are projected to be introduced in 2026, with cost parity with lithium iron phosphate batteries anticipated under certain market conditions [8] Conclusion - The lithium battery industry is poised for significant growth in 2026, driven by advancements in energy storage and power battery technologies, alongside favorable market conditions and policy support [1][4][7]

- Model Name: 250-Day New High Distance; Model Construction Idea: The model tracks the distance of the latest closing price from the highest closing price in the past 250 trading days to identify market trends and hotspots[11] - Model Construction Process: - Calculate the 250-day new high distance using the formula: $ 250 \text{ Day New High Distance} = 1 - \frac{Closet}{ts\_max(Close, 250)} $ where Closet is the latest closing price, and ts_max(Close, 250) is the maximum closing price in the past 250 trading days[11] - If the latest closing price is a new high, the 250-day new high distance is 0; if the latest closing price has fallen from the new high, the distance is positive, indicating the extent of the decline[11] - Model Evaluation: The model effectively captures market trends and hotspots by identifying stocks and indices that are close to their 250-day highs[11] - Factor Name: Stable New High Stocks; Factor Construction Idea: The factor identifies stocks that have recently reached new highs and exhibit stable price paths, which are less likely to be influenced by extreme price movements[23] - Factor Construction Process: - Select stocks that have reached a 250-day new high in the past 20 trading days from a pool of stocks listed for at least 15 months[19] - Filter stocks based on analyst attention (at least 5 buy or hold ratings in the past 3 months), relative strength (top 20% in 250-day price change), and price stability (using the sum of absolute daily returns over the past 120 days and the average 250-day new high distance over the past 120 days)[26] - Rank stocks based on the smoothness of their price paths and the persistence of their new highs, selecting the top 50 stocks[26] - Factor Evaluation: The factor effectively identifies stocks with strong momentum and stable price paths, which are likely to continue performing well[23] - Model Backtest Results: - 250-Day New High Distance for major indices as of March 20, 2026: - Shanghai Composite Index: 5.39% - Shenzhen Component Index: 4.40% - CSI 300: 4.67% - CSI 500: 10.38% - CSI 1000: 9.08% - CSI 2000: 9.84% - ChiNext Index: 1.07% - STAR 50 Index: 15.27%[12][13][15] - Factor Backtest Results: - Number of stocks reaching a 250-day new high in the past 20 trading days: 1204 - Industries with the most new high stocks: Machinery (172), Basic Chemicals (161), Electronics (139) - Industries with the highest proportion of new high stocks: Oil & Petrochemicals (66.67%), Coal (58.33%), Utilities (48.26%)[19][20] - Selected stable new high stocks: Asia Integration, Biwei Storage, Yankuang Energy, etc. - Sectors with the most stable new high stocks: Technology (5 stocks), Manufacturing (2 stocks)[27][30]

Market Trends and Highs Tracking - The report aims to track stocks, industries, and sectors reaching new highs, serving as market indicators, with increasing evidence supporting the effectiveness of momentum and trend-following strategies [1][4] - As of March 20, 2026, the distance to the 250-day new highs for major indices are as follows: Shanghai Composite Index at 5.39%, Shenzhen Component Index at 4.40%, CSI 300 at 4.67%, CSI 500 at 10.38%, CSI 1000 at 9.08%, CSI 2000 at 9.84%, ChiNext Index at 1.07%, and STAR 50 Index at 15.27% [6][25] High-Performing Stocks Monitoring - A total of 1,204 stocks reached 250-day new highs in the past 20 trading days, with the highest number of new highs in the machinery, basic chemicals, and electronics sectors [12][25] - The sectors with the highest proportion of new high stocks are oil and petrochemicals at 66.67%, coal at 58.33%, and electric utilities at 48.26% [12][25] - The cyclical and technology sectors had the most new high stocks this week, with respective counts of 413 and 351 [14] Stable New High Stocks Tracking - The report identifies 10 stable new high stocks, including Yaxiang Integration, Baiwei Storage, and Yanzhou Coal, based on criteria such as analyst attention, relative strength, price path stability, and continuity of new highs [20][26] - The technology and manufacturing sectors had the most stocks selected, with 5 and 2 respectively, and the electronics industry leading within technology [20][26]

Core Viewpoint - BYD's stock experienced a decline of 1.15% on March 18, with a trading volume of 6.257 billion yuan and a market capitalization of 927.128 billion yuan [1][10]. Group 1: Company Overview - BYD Company Limited is located in Shenzhen, Guangdong Province, and was established on February 10, 1995. It was listed on June 30, 2011. The company's main business includes secondary rechargeable batteries, mobile phone components and assembly, as well as traditional and new energy vehicles [8][17]. - The revenue composition of BYD is as follows: 81.48% from automotive and related products, 18.52% from mobile phone components and assembly, and 0.01% from other sources [17]. Group 2: Financial Performance - For the period from January to September 2025, BYD achieved a revenue of 566.266 billion yuan, representing a year-on-year growth of 12.75%. However, the net profit attributable to shareholders decreased by 7.55% to 23.333 billion yuan [9][18]. - As of October 31, the number of BYD shareholders was 642,600, with an average of 5,427 circulating shares per person, showing no change from the previous period [9][18]. Group 3: Market Activity - BYD's stock is currently ranked 20th in terms of popularity on the Sina Finance A-share market [2][11]. - The main capital flow showed a net outflow of 7.15 billion yuan, accounting for 0.13%, with the industry ranking at 8 out of 8, indicating a reduction in main capital over two consecutive days [4][13]. Group 4: Technical Analysis - The average trading cost of BYD's shares is 100.88 yuan, with recent accumulation activity noted, although the strength of this accumulation is weak. The current stock price is near a support level of 101.45 yuan, which, if breached, could lead to a downward trend [7][16]. Group 5: Strategic Developments - BYD has a stake in China's largest salt lake lithium mine, the Zhabuye Salt Lake, and has made breakthroughs in lithium extraction technology, collaborating with Salt Lake Co. to develop lithium resources in Qinghai [3][12]. - The company is developing sodium-ion batteries, which are expected to enhance product competitiveness due to their safety, cycle performance, and cost-effectiveness [3][12]. - BYD has established a wide network of charging stations in collaboration with State Grid and Shell, ensuring compatibility with various charging protocols and implementing strict quality control measures [3][12].

Quantitative Models and Construction Methods - **Model Name**: 250-Day New High Distance Model **Model Construction Idea**: This model tracks the distance of the latest closing price from the highest closing price over the past 250 trading days. It is used to identify stocks or indices that are trending upward and approaching new highs, which can serve as market indicators[11][18]. **Model Construction Process**: The formula for calculating the 250-day new high distance is: $ 250\text{-day new high distance} = 1 - \frac{Close_t}{\text{ts\_max}(Close, 250)} $ - $ Close_t $: Latest closing price - $ \text{ts\_max}(Close, 250) $: Maximum closing price over the past 250 trading days If the latest closing price reaches a new high, the distance is 0. If the price has fallen from the high, the distance is a positive value, representing the degree of decline[11]. **Model Evaluation**: The model effectively captures momentum and trend-following strategies, which have been validated by prior research[11][18]. - **Model Name**: Stable New High Stock Selection Model **Model Construction Idea**: This model identifies stocks with stable price paths and consistent upward trends, focusing on momentum characteristics over time. It incorporates factors such as analyst attention, relative price strength, and price path smoothness[23][26]. **Model Construction Process**: 1. Filter stocks that have reached a 250-day new high in the past 20 trading days. 2. Apply the following criteria: - Analyst Attention: At least 5 "Buy" or "Overweight" ratings in the past 3 months. - Relative Price Strength: Top 20% in terms of 250-day price performance. - Price Path Smoothness: Use metrics such as cumulative absolute daily returns over the past 120 days and the ratio of price displacement to path length. - Trend Continuity: Average 250-day new high distance over the past 120 days. - Recent Momentum: Average 250-day new high distance over the past 5 days. 3. Rank stocks based on these metrics and select the top 50% for further analysis[23][26]. **Model Evaluation**: The model emphasizes smooth momentum and sustained trends, which are less likely to attract excessive attention, potentially leading to stronger momentum effects[23]. Model Backtesting Results - **250-Day New High Distance Model**: - Major indices' 250-day new high distances as of March 13, 2026: - Shanghai Composite: 2.08% - Shenzhen Component: 1.54% - CSI 300: 2.54% - CSI 500: 4.84% - CSI 1000: 4.05% - CSI 2000: 4.39% - ChiNext Index: 2.30% - STAR 50 Index: 11.72%[12][13][33] - **Stable New High Stock Selection Model**: - Selected 18 stocks, including Bawei Storage, High Energy Environment, and Han's Laser. - Sector distribution: - Technology: 7 stocks (e.g., electronics) - Cyclical: 6 stocks (e.g., basic chemicals) - Manufacturing, healthcare, and others: Remaining stocks[27][30][34] Quantitative Factors and Construction Methods - **Factor Name**: 250-Day New High Distance **Factor Construction Idea**: Measures the proximity of a stock's price to its 250-day high, capturing momentum and trend-following characteristics[11]. **Factor Construction Process**: $ 250\text{-day new high distance} = 1 - \frac{Close_t}{\text{ts\_max}(Close, 250)} $ - $ Close_t $: Latest closing price - $ \text{ts\_max}(Close, 250) $: Maximum closing price over the past 250 trading days[11]. **Factor Evaluation**: Widely supported by academic research and practical applications, this factor is a robust indicator of momentum[11][18]. - **Factor Name**: Price Path Smoothness **Factor Construction Idea**: Evaluates the stability of a stock's price movement, favoring stocks with smoother upward trends[23]. **Factor Construction Process**: - Calculate cumulative absolute daily returns over the past 120 days. - Compute the ratio of price displacement to path length over the same period. - Rank stocks based on these metrics and select the top performers[23][26]. **Factor Evaluation**: Smooth price paths are less likely to attract excessive attention, leading to stronger and more sustainable momentum effects[23]. Factor Backtesting Results - **250-Day New High Distance Factor**: - Major indices' 250-day new high distances as of March 13, 2026: - Shanghai Composite: 2.08% - Shenzhen Component: 1.54% - CSI 300: 2.54% - CSI 500: 4.84% - CSI 1000: 4.05% - CSI 2000: 4.39% - ChiNext Index: 2.30% - STAR 50 Index: 11.72%[12][13][33] - **Price Path Smoothness Factor**: - Selected 18 stocks with stable price paths, including Bawei Storage, High Energy Environment, and Han's Laser. - Sector distribution: - Technology: 7 stocks (e.g., electronics) - Cyclical: 6 stocks (e.g., basic chemicals) - Manufacturing, healthcare, and others: Remaining stocks[27][30][34]