Group 1: Yishitong - Yishitong has made progress in several new material projects, including solid oxide battery (SOC) systems, high-purity quartz sand, bismuth stone, thermally conductive spherical alumina, and flame-retardant materials [1] - The SOC system project is progressing as planned, with the single battery pilot line operating stably, and the stack pilot production line expected to be completed by 2025 [1] - High-purity quartz sand's technical indicators and performance optimization have been completed, with plans to test in a single crystal factory by 2025 and establish a thousand-ton pilot line [1] - Bismuth stone shipments are expected to increase in 2024, with a slight decrease in price, and significant shipment growth anticipated in Q1 2025 [1] - The sales revenue of ceramic flame-retardant materials is increasing, with plans to expand into more application scenarios [1] Group 2: Desay Battery - Desay Battery anticipates uncertainties in the macroeconomic environment but aims to explore new markets and businesses for performance growth [2] - In 2024, revenue from smartphone battery business is expected to decline by 10.39%, influenced by both volume and price [2] - In Q1 2025, revenue from smartphone batteries is projected to grow by 8.97%, while wearable device batteries are expected to increase by 15.79% [2] - Revenue from electric tools, smart home, and mobility businesses is expected to grow by 24.37%, while energy storage business revenue is projected to decline by 14.86% [2] - The company plans to continue expanding production capacity in Vietnam, with expected revenue growth in Vietnam to double compared to last year [2] Group 3: Yahui Pharmaceutical - Yahui Pharmaceutical has made progress in the approval and commercialization of APL-1702, with the listing application accepted and review underway [3] - APL-2501 has completed multiple experiments, with IND submission expected by mid-2026, showing strong clinical competitive potential [3] - The company is targeting patients with strong willingness to pay for the initial positioning of Haikewei, gradually promoting blue light cystoscopy technology as a standard solution [3] - APL-2302 shows good pharmacokinetic characteristics and significant anti-tumor effects, having entered clinical research [3] - The company expects rapid revenue growth in 2024 and plans to upgrade its commercialization system in 2025, including hiring a Chief Commercial Officer and optimizing the organizational structure [3]

Core Viewpoint - The China Securities Resource Selection Index has shown a decline in performance over the past month, three months, and year-to-date, indicating a challenging environment for resource-related companies in the A-share market [2]. Group 1: Index Performance - The China Securities Resource Selection Index closed at 2273.45 points, with a decline of 6.22% over the past month, 2.91% over the past three months, and 2.37% year-to-date [1][2]. - The index reflects the overall performance of listed companies in the energy and materials sectors, with a base date of December 31, 2004, set at 1000.0 points [2]. Group 2: Index Composition - The top ten weighted companies in the index include Zijin Mining (8.09%), China Shenhua (3.57%), Wanhua Chemical (2.85%), China Petroleum (2.5%), and China Petrochemical (2.3%) [2]. - The index's holdings are primarily listed on the Shanghai Stock Exchange (67.70%) and the Shenzhen Stock Exchange (32.30%) [2]. Group 3: Sector Allocation - The sector allocation of the index shows that non-ferrous metals account for 37.26%, chemicals for 26.79%, energy for 21.79%, steel for 7.21%, non-metallic materials for 5.70%, and paper and packaging for 1.25% [2]. Group 4: Index Adjustment Mechanism - The index samples are adjusted semi-annually, with adjustments occurring on the next trading day after the second Friday of June and December [3]. - Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [3].

Core Viewpoint - The China Securities Hong Kong 300 Materials Index has shown a decline of 10.78% over the past month, but has increased by 1.65% over the last three months and 1.64% year-to-date [1] Group 1: Index Performance - The China Securities Hong Kong 300 Materials Index reported a value of 1661.44 points [1] - The index is based on a sample of securities classified according to the China Securities industry classification standards, reflecting the overall performance of different industries in the Hong Kong market [1] - The index was established on December 31, 2004, with a base point of 1000.0 [1] Group 2: Index Holdings - The top ten weighted stocks in the China Securities Hong Kong 300 Materials Index are Zijin Mining (26.22%), China Hongqiao (10.23%), Anhui Conch Cement (8.34%), Zhaojin Mining (7.45%), Luoyang Molybdenum (5.7%), Xinyi Glass (5.15%), China Aluminum (4.53%), Shandong Gold (4.47%), China National Building Material (4.28%), and Dongyue Group (4.12%) [1] - The index's holdings are entirely composed of stocks listed on the Hong Kong Stock Exchange, with a 100% allocation [1] Group 3: Industry Composition - The industry composition of the index holdings includes non-ferrous metals (73.60%), non-metallic materials (19.18%), chemicals (4.12%), and paper and packaging (3.11%) [2] - The index sample is adjusted biannually, with adjustments occurring on the next trading day following the second Friday of June and December [2] - Weight factors are generally fixed until the next scheduled adjustment, with temporary adjustments made in response to changes in the underlying index [2]

威海光威复合材料股份有限公司 内部控制审计报告 内部控制审计报告 信会师报字2025第 ZA90365 号 威海光威复合材料股份有限公司全体股东： 按照《企业内部控制审计指引》及中国注册会计师执业准则的相 关要求，我们审计了威海光威复合材料股份有限公司（以下简称光威 复材公司）2024 年 12 月 31 日的财务报告内部控制的有效性。 一、企业对内部控制的责任 按照《企业内部控制基本规范》、 《企业内部控制应用指引》、 《企 业内部控制评价指引》的规定，建立健全和有效实施内部控制，并评 价其有效性是光威复材公司董事会的责任。 二、注册会计师的责任 我们的责任是在实施审计工作的基础上，对财务报告内部控制的 有效性发表审计意见，并对注意到的非财务报告内部控制的重大缺陷 进行披露。 三、内部控制的固有局限性 内部控制具有固有局限性，存在不能防止和发现错报的可能性。 此外，由于情况的变化可能导致内部控制变得不恰当，或对控制政策 和程序遵循的程度降低，根据内部控制审计结果推测未来内部控制的 有效性具有一定风险。 四、财务报告内部控制审计意见 审计报告 第 1 页 （本页无正文） 立信会计师事务所 中国注册会计师： （ ...

Core Points - The China Securities Index for Global Materials has shown a significant increase, with a 4.60% rise over the past month, 7.22% over the past three months, and 9.69% year-to-date [1] - The index is designed to reflect the overall performance of different industry securities from mainland Chinese enterprises, categorized according to the China Securities Industry Classification Standard [1] - The index's base date is December 31, 2004, with a base point of 1000.0 [1] Holdings Overview - The top ten holdings in the China Securities Index for Global Materials include Zijin Mining (6.04%), Wanhua Chemical (2.58%), Baosteel (1.32%), and others, indicating a concentration in mining and chemical sectors [1] - The market distribution shows that the Shanghai Stock Exchange accounts for 49.14%, Shenzhen Stock Exchange for 42.72%, and Hong Kong Stock Exchange for 7.59% [2] - In terms of industry composition, non-ferrous metals represent 41.03%, chemicals 38.05%, and steel 7.76%, highlighting a strong focus on materials [2] Index Adjustment Mechanism - The index samples are adjusted biannually, specifically on the next trading day after the second Friday of June and December [3] - Temporary adjustments may occur due to special circumstances affecting the index samples, such as changes in industry classification or delisting [3] - Events like mergers, acquisitions, or suspensions of sample companies will be handled according to established calculation and maintenance guidelines [3]

Group 1 - The China Securities Index for Global Materials has shown a significant increase, with a rise of 4.97% over the past month, 7.83% over the past three months, and 10.07% year-to-date [1] - The index is designed to reflect the overall performance of different industry securities from Chinese mainland enterprises, categorized according to the China Securities Industry Classification Standard [1] - The top ten holdings in the index include Zijin Mining (6.11%), Wanhua Chemical (2.6%), and Baosteel (1.33%), among others [1] Group 2 - The market distribution of the index shows that the Shanghai Stock Exchange accounts for 49.28%, the Shenzhen Stock Exchange for 42.60%, and the Hong Kong Stock Exchange for 7.58% [2] - In terms of industry composition, non-ferrous metals represent 41.20%, chemicals 37.91%, and steel 7.79% within the index [2] Group 3 - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [3] - Special circumstances may lead to temporary adjustments of the index, including changes in industry classification due to significant events affecting sample companies [3]