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Shanghai Carthane Co., Ltd — Investor Relations & Filings

Ticker · 603037 ISIN · CNE100002Z73 Shanghai Stock Exchange Manufacturing
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Filings indexed 1,058 across all filing types
Latest filing 2026-01-11 Audit Report / Informat…
Country CN China
Listing Shanghai Stock Exchange 603037

About Shanghai Carthane Co., Ltd

https://www.carthane.com/enindex

Shanghai Carthane Co., Ltd. specializes in the research, development, production, and sale of high-performance polyurethane elastomers and automotive components. The company's core product portfolio includes polyurethane shock absorption components such as jounce bumpers, spring seats, and dust covers, as well as lightweight pedal assemblies for brake, clutch, and accelerator systems. Utilizing advanced material science, the firm provides customized vibration control and structural solutions designed to enhance vehicle comfort and safety. Its products are widely integrated into the global automotive supply chain, serving major original equipment manufacturers and Tier 1 suppliers. The company focuses on technical innovation in polyurethane formulations and precision manufacturing processes to meet rigorous performance standards for vehicle dynamics and durability.

Recent filings

Filing Released Lang Actions
国泰海通证券股份有限公司关于上海凯众材料科技股份有限公司向不特定对象发行可转换公司债券第一次临时受托管理事务报告（2026年度）
Audit Report / Information Classification · 95% confidence The document is a detailed report from Guotai Haitong Securities Co., Ltd. acting as the trustee manager for Shanghai Kaizhong Materials Technology Co., Ltd.'s issuance of convertible bonds. It includes extensive information about the bond terms, interest rates, conversion prices, adjustment formulas, redemption and repurchase clauses, bondholder rights, and a specific adjustment to the conversion price due to a stock repurchase and cancellation event. The document is titled as a "First Interim Trustee Management Affairs Report (2026)" and is focused on the management and reporting of bond-related matters rather than a full annual or quarterly financial report. It is not an earnings release, call transcript, or a proxy statement. It is a regulatory report related to bond issuance and trustee management, which fits the category of Audit Report / Information (AR) as it deals with bond management and compliance under regulatory frameworks. The document length is over 10,000 characters and contains substantive content, not just an announcement or certification, so it is not RPA or RNS. Therefore, the best classification is AR with high confidence. FY 2026
2026-01-11 Chinese
关于部分限制性股票回购注销实施完成暨调整“凯众转债”转股价格的公告
Capital/Financing Update Classification · 95% confidence The document is an official announcement from Shanghai Kaizhong Materials Technology Co., Ltd. regarding the completion of repurchase and cancellation of certain restricted stocks and the adjustment of the conversion price of its convertible bonds (ticker: 113698, 'Kaizhong Convertible Bonds'). It details the adjustment formula, the reasons for the adjustment, and the effective date of the new conversion price. The document includes specific financial figures related to the convertible bonds and stock repurchase but does not contain comprehensive financial statements or a full financial report. It is a regulatory announcement about capital structure changes specifically related to convertible bonds and stock repurchase/cancellation. Therefore, it fits best under the category of Capital/Financing Update (CAP). The document length is 2378 characters, which is typical for an announcement rather than a full report. Hence, the classification is CAP with high confidence.
2026-01-11 Chinese
股票交易异常波动公告
Regulatory Filings Classification · 95% confidence The document is a stock trading abnormal fluctuation announcement by Shanghai Kaizhong Materials Technology Co., Ltd. It details the stock price movements over three consecutive trading days exceeding 20%, the company's self-inspection results, ongoing major asset restructuring plans, risk warnings, and a board statement confirming no undisclosed material information. The document does not contain financial statements or detailed financial data but serves as a regulatory disclosure about stock price volatility and related corporate events. It is not an annual report, earnings release, or management report. It is a regulatory announcement about stock trading abnormality and related corporate matters, fitting the category of Regulatory Filings (RNS). The document length is short (2058 characters), and it is a formal announcement rather than a report or presentation.
2026-01-11 Chinese
关于2022年员工持股计划股票出售完毕暨到期终止的公告
Regulatory Filings Classification · 95% confidence The document is an announcement regarding the completion and termination of the 2022 employee stock ownership plan, including details about stock sales, board meetings, and plan expiration. It does not contain financial statements or detailed financial data but rather informs shareholders and the public about the status and finalization of the employee stock plan. The document is relatively short (1697 characters) and serves as a formal announcement of a corporate action related to employee stock plans. This fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other specific categories.
2026-01-06 Chinese
关于股权激励部分限制性股票回购注销实施公告
Transaction in Own Shares Classification · 95% confidence The document is an announcement regarding the repurchase and cancellation of restricted stocks as part of the company's equity incentive plans. It details the reasons for the repurchase, the number of shares involved, the decision-making process by the board, and the impact on the company's share structure. It includes legal opinions and compliance statements but does not contain financial statements or detailed financial performance data. The document is a formal disclosure of a corporate action related to share repurchase and cancellation, which fits the category of Transaction in Own Shares (POS). The document length is 2286 characters, which is consistent with an announcement rather than a full report. Therefore, the appropriate classification is POS.
2026-01-06 Chinese
上海东方华银律师事务所关于上海凯众材料科技股份有限公司回购并注销部分2023年和2024年限制性股票及注销部分2024年股票期权实施情况之法律意见书
Transaction in Own Shares Classification · 95% confidence The document is a legal opinion letter issued by a law firm regarding the company's repurchase and cancellation of restricted stocks and stock options for the years 2023 and 2024. It details the legal compliance, approvals, and procedures related to the stock repurchase and cancellation. The document is not a financial report, earnings release, or management discussion, but a legal opinion related to a share repurchase transaction. It is not a brief announcement but a detailed legal opinion letter. Therefore, it fits best under the category of Transaction in Own Shares (POS), which covers reports of the company buying back or selling its own shares (share repurchase/issuance). The document length is 3701 characters, which is sufficient for a detailed legal opinion rather than a short announcement. Hence, the classification is POS with high confidence.
2026-01-06 Chinese

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