Core Points - The major shareholder of Sanwei Holdings Group Co., Ltd., Mr. Wu Shanguo, holds 146,848,204 shares, accounting for approximately 14.24% of the total share capital, with 50,300,000 shares pledged, representing 34.25% of his holdings and 4.88% of the total share capital [1] - Together with his concerted action partner, Mr. Ye Jiting, they hold a total of 178,048,204 shares, which is about 17.27% of the total share capital, with a total of 58,100,000 shares pledged, accounting for 32.63% of their holdings and 5.63% of the total share capital [1] - Mr. Wu Shanguo has notified the company of a stock pledge repurchase transaction involving 22,800,000 shares, with the pledge period extended to October 14, 2026 [1] - The pledged shares are not used as collateral for major asset restructuring or performance compensation [1] Pledge Situation - As of the announcement date, the cumulative pledge situation of Mr. Wu Shanguo and Mr. Ye Jiting is detailed, indicating no significant risks associated with the pledged shares [2] - Mr. Wu Shanguo has a good credit status and stable income sources, indicating strong repayment capability [2] - There are no risks of forced liquidation or obligations related to major asset restructuring for the pledged shares [2]

Group 1 - Wu Shanguo, a major shareholder of Sanwei Co., holds approximately 147 million shares, accounting for 14.24% of the total share capital [1] - Wu has pledged 50.3 million shares, which is about 34.25% of his total holdings and 4.88% of the company's total share capital [1] - Together with his associate Ye Jiting, they hold around 178 million shares, representing 17.27% of the total share capital [1] Group 2 - The revenue composition of Sanwei Co. for the first half of 2025 is as follows: polyester fiber 34.23%, BDO and calcium carbide 32.76%, rubber industry 24.6%, concrete sleeper 4.78%, and others 3.62% [1] - As of the latest report, the market capitalization of Sanwei Co. is 12 billion yuan [2]

证券代码：603033 证券简称：三维股份 公告编号：2025-059 三维控股集团股份有限公司 关于持股 5%以上股东 股票质押式回购交易延期购回的公告 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。 重要内容提示: ● 三维控股集团股份有限公司(以下简称"公司")持股 5%以上股东吴善 国先生持有公司股份 146,848,204 股，约占公司总股本的 14.24%，吴善国先生 累计质押股份 50,300,000 股，约占其所持公司股份总数的 34.25%，约占公司总 股本的 4.88%。 ● 吴善国先生及其一致行动人叶继艇先生合计持有公司股份 178,048,204 股，约占公司总股本的 17.27%，吴善国先生及其一致行动人叶继艇先生累计质 押公司股份 58,100,000 股，约占其持有公司股份总数的 32.63%，约占公司总股 本的 5.63%。 一、本次股票质押式回购交易延期购回的具体情况 公司于近日收到持股 5%以上股东吴善国先生通知，获悉其将质押给华西证 券股份有限公司的 22,800,000 股无限售流 ...

Group 1 - The rubber sector experienced a slight increase of 0.02% on October 9, with Tian Tie Technology leading the gains [1] - The Shanghai Composite Index closed at 3933.97, up by 1.32%, while the Shenzhen Component Index closed at 13725.56, up by 1.47% [1] - Key stocks in the rubber sector showed varying performance, with Tian Tie Technology rising by 5.22% to a closing price of 9.28 [1] Group 2 - The main capital flow in the rubber sector indicated a net outflow of 92.3842 million yuan from institutional investors, while retail investors saw a net inflow of 58.5443 million yuan [1] - The trading volume and turnover for key stocks in the rubber sector were significant, with Tian Tie Technology achieving a turnover of 508 million yuan [1]

Group 1 - The core point of the article is that Sanwei Co., Ltd. announced significant shareholding and pledge details involving major shareholders, which may impact the company's financial stability and market perception [1] - Wu Shanguo and his concerted action partner Ye Jiting collectively hold approximately 178 million shares, accounting for about 17.27% of the total share capital of Sanwei Co., Ltd. [1] - After the recent pledge, Wu Shanguo and Ye Jiting have pledged a total of 58.1 million shares, which represents 32.63% of their total holdings and 5.63% of the company's total share capital [1] Group 2 - For the first half of 2025, the revenue composition of Sanwei Co., Ltd. is as follows: polyester fiber accounts for 34.23%, BDO and calcium carbide account for 32.76%, the rubber industry accounts for 24.6%, concrete sleepers account for 4.78%, and others account for 3.62% [1] - As of the report, the market capitalization of Sanwei Co., Ltd. is 12 billion yuan [1]

证券代码：603033 证券简称：三维股份 公告编号：2025-058 三维控股集团股份有限公司 关于持股 5%以上股东一致行动人 部分股份质押的公告 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。 重要内容提示: ● 三维控股集团股份有限公司(以下简称"公司")持股 5%以上股东吴善 国先生的一致行动人叶继艇先生持有公司股份 31,200,000 股，约占公司总股本 的 3.03%。本次质押 7,800,000 股，本次质押后，叶继艇先生累计质押股份 7,800,000 股，约占其所持公司股份总数的 25.00%，约占公司总股本的 0.76%。 ● 吴善国先生及其一致行动人叶继艇先生合计持有公司股份 178,048,204 股，约占公司总股本的 17.27%，本次质押后，吴善国先生及其一致行动人叶继 艇先生累计质押公司股份 58,100,000 股，约占其持有公司股份总数的 32.63%， 约占公司总股本的 5.63%。 2.本次质押股份未被用作重大资产重组、业绩补偿等事项的担保或其他保障 用途。 3.股东累计质押股份 ...

Group 1: Industry Performance - The chemical raw materials index increased by 0.40%, and the chemical machinery index rose by 1.28%, while the remaining five indices in the petroleum and chemical sectors declined [1] - The chemical pharmaceutical index decreased by 2.36%, and the pesticide and fertilizer index fell by 1.63% [1] - The petroleum processing index dropped by 0.20%, the petroleum extraction index remained stable, and the petroleum trade index decreased by 1.32% [1] Group 2: Commodity Prices - International crude oil prices saw a significant increase, with West Texas Intermediate crude oil futures settling at $65.72 per barrel, up 4.85% from September 19, and Brent crude oil futures at $70.13 per barrel, up 5.17% [1] - The top five rising petrochemical products included liquid chlorine up by 37.07%, paraquat mother liquid up by 6.25%, lithium battery electrolyte up by 5.71%, hydrogen peroxide up by 4.64%, and fluorite 97 wet powder up by 4.09% [1] - The top five declining petrochemical products included vitamin E down by 7.07%, sulfuric acid down by 6.54%, vitamin B6 down by 5.83%, methyl acrylate down by 5.59%, and dichloromethane down by 3.83% [1] Group 3: Capital Market Performance - The top five rising listed chemical companies were Lanfeng Biochemical up by 61.16%, Shuangwei New Materials up by 44.81%, Huarsoft Technology up by 31.83%, United Chemical up by 27.93%, and Asia-Pacific Industry up by 27.66% [2] - The top five declining listed chemical companies were Jinpu Titanium down by 23.15%, Hanwei Technology down by 18.80%, Sanwei Co. down by 14.29%, Hongda Co. down by 13.56%, and Bingyang Technology down by 11.93% [2]

Industry Overview - The rubber V-belt is a core transmission component widely used in key sectors of the national economy, including automotive, industrial machinery, and agricultural machinery [1][4] - In 2024, the market size of China's rubber V-belt industry is projected to reach 11.38 billion yuan, representing a year-on-year growth of 3.27% [1][4] Industry Development History - The rubber V-belt has evolved from traditional leather and cotton belts in the early 20th century to high-performance variants due to advancements in synthetic rubber and materials [4] - The industry has seen significant technological advancements, including the adoption of international standards and the use of new materials like carbon fiber and special synthetic rubber [4] Industry Supply Chain - The upstream supply chain includes raw materials such as rubber, polyester cords, and production equipment like calenders and vulcanizing machines [6] - The downstream applications primarily involve automotive, industrial machinery, and agricultural machinery sectors [6] Market Demand - The automotive sector is a major driver of demand for rubber V-belts, with a significant increase in vehicle production and sales in 2025 [8] - The growth in the automotive industry, particularly in new energy vehicles, is expected to provide stable market demand for rubber V-belts [1][4] Key Companies - Sanlisi (三力士) is a leading player in the rubber V-belt industry, leveraging intelligent production lines and nanomodification technology to maintain a competitive edge [9][10] - Sanwei (三维股份) focuses on both rubber conveyor belts and V-belts, expanding capacity through capital advantages [9][12] Industry Trends - The industry is transitioning towards technology-intensive manufacturing, integrating new materials and smart manufacturing processes [12][13] - Environmental sustainability is becoming a core focus, with the promotion of eco-friendly materials and production processes [13] - Market demand is driving global expansion, with Chinese rubber V-belt exports increasing due to competitive pricing and quality [14][15]

三维控股集团股份有限公司 关于为合营企业提供关联担保的进展公告 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。 重要内容提示: ● 被担保人:四川三维轨道交通科技有限公司（以下简称"四川三维"）。 证券代码：603033 证券简称：三维股份 公告编号：2025-057 ● 本次担保金额及累计为其担保金额:本次三维控股集团股份有限公司（以 下简称"公司"）为四川三维向成都银行股份有限公司高新支行申请综合授信新 增最高担保额度为 5,000 万元连带责任担保，截止本次担保前公司累计为四川三 维提供的担保余额为 56,755.77 万元。 ● 本次公司为四川三维提供担保已履行相应的审批程序，具体内容详见 2024 年 12 月 3 日披露的《第五届董事会第十四次会议决议公告》（公告编号： 2024-090）、《关于对合营企业提供关联担保额度的公告》（公告编号：2024-092） 及 2024 年 12 月 20 日披露的《2024 年第三次临时股东大会决议公告》（公告编 号：2024-099），无需再次提交董事会及股东大会审议 ...

Group 1: Chemical Sector Performance - The chemical raw materials index decreased by 1.21%, while the chemical machinery index increased by 2.90% [1] - The pharmaceutical index fell by 1.36%, and the pesticide and fertilizer index dropped by 2.50% [1] - The oil processing index declined by 2.22%, the oil extraction index decreased by 3.17%, and the oil trading index fell by 1.46% [1] Group 2: Oil Prices - As of September 19, the WTI crude oil futures settled at $62.68 per barrel, down 0.02% from September 12 [1] - The Brent crude oil futures settled at $66.68 per barrel, down 0.46% from the previous Friday [1] Group 3: Petrochemical Product Price Changes - The top five petrochemical products with price increases were liquid chlorine (up 22.93%), isooctyl acrylate (up 7.47%), acrylic acid (up 5.04%), calcium carbide (up 4.94%), and MMA (up 4.51%) [1] - The top five petrochemical products with price decreases were vitamin E (down 10.00%), epichlorohydrin (down 6.44%), sulfuric acid (down 4.94%), p-nitrochlorobenzene (down 4.62%), and dichloromethane (down 3.64%) [1] Group 4: Capital Market Performance of Chemical Companies - The top five performing listed chemical companies were Kaimete Gas (up 28.62%), Hongda Explosive (up 22.93%), Sanwei Co. (up 22.53%), Zhongshi Technology (up 21.57%), and Jinghua New Materials (up 18.94%) [2] - The bottom five performing listed chemical companies were Runyang Technology (down 11.48%), Lafang Cosmetics (down 10.43%), Wankai New Materials (down 10.42%), Jiaao Environmental Protection (down 10.25%), and Shilong Industrial (down 9.41%) [2]