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MAYAIR TECHNOLOGY (CHINA) CO., LTD. — Investor Relations & Filings

Ticker · 688376 ISIN · CNE100005V41 Shanghai Stock Exchange Manufacturing
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Filings indexed 361 across all filing types
Latest filing 2025-04-25 Audit Report / Informat…
Country CN China
Listing Shanghai Stock Exchange 688376

About MAYAIR TECHNOLOGY (CHINA) CO., LTD.

https://en.mayair.com.cn/

MayAir Technology (China) Co., Ltd. specializes in the research, development, and manufacturing of advanced air purification equipment and cleanroom solutions. The company provides a comprehensive range of products, including high-efficiency particulate air (HEPA) and ultra-low penetration air (ULPA) filters, fan filter units (FFU), chemical filters, and volatile organic compound (VOC) treatment systems. Its solutions are designed to meet stringent air quality standards in critical environments such as semiconductor fabrication, microelectronics, pharmaceutical manufacturing, and healthcare facilities. Additionally, the company offers air purification systems for commercial and residential applications. MayAir focuses on delivering high-performance filtration technology and energy-efficient systems to ensure optimal indoor air quality and contamination control for diverse industrial and commercial sectors.

Recent filings

Filing Released Lang Actions
长江证券承销保荐有限公司关于美埃（中国）环境科技股份有限公司使用部分超募资金永久补充流动资金的核查意见
Audit Report / Information Classification · 95% confidence The document is a detailed verification opinion from the sponsoring institution (长江证券承销保荐有限公司) regarding the use of part of the over-raised funds by 美埃(中国)环境科技股份有限公司 to permanently supplement working capital. It references regulatory guidelines related to the management and use of raised funds, details the fundraising amounts, investment projects, and approval procedures by the board and supervisory committee. The document is a formal verification or audit opinion on the use of funds rather than a full financial report or announcement of voting results. It does not contain financial statements or earnings data, nor is it a brief announcement or a proxy solicitation. It is a specialized audit/verification report related to fundraising and fund usage compliance. Therefore, it fits best under Audit Report / Information (AR). The document length (3632 characters) is sufficient for a detailed report but not a full annual or interim report. Confidence is high given the specificity and regulatory references. FY 2024
2025-04-25 Chinese
长江证券承销保荐有限公司关于美埃（中国）环境科技股份有限公司2024年度持续督导工作现场检查报告
Audit Report / Information Classification · 95% confidence The document is titled as a "现场检查报告" (on-site inspection report) by the sponsoring institution 长江证券承销保荐有限公司 regarding 美埃(中国)环境科技股份有限公司 for the year 2024. It details the scope and findings of a regulatory compliance and governance inspection, covering company governance, internal controls, information disclosure, related party transactions, use of raised funds, and other regulatory compliance matters. The document is a formal report of an audit or inspection conducted by the sponsor, not an annual report or financial statement. It does not contain financial statements or quarterly results but focuses on compliance and regulatory review. This fits the definition of an Audit Report / Information (AR) as it is a standalone audit/inspection report related to regulatory compliance and internal controls, excluding full annual or interim reports. The document length is 2834 characters, which is consistent with a detailed audit report rather than a brief announcement or certification. Therefore, the appropriate classification is AR with high confidence. FY 2024
2025-04-25 Chinese
2024年年度报告
Annual Report Classification · 100% confidence The document is a detailed report from a company named 美埃科技 (MayAir Technology) including sections such as company overview, management discussion and analysis, corporate governance, environmental and social responsibility, financial reports, and auditor's opinion. It contains audited financial data for the year 2024, profit distribution plans, and statements from company officers guaranteeing the accuracy and completeness of the annual report. The presence of a standard unqualified audit opinion from Ernst & Young Hua Ming LLP and comprehensive financial and non-financial disclosures indicate this is a full annual report. The document length is substantial (15,000 characters), and it is not merely an announcement or a certification. Therefore, it fits the definition of an Annual Report (10-K). FY 2024
2025-04-25 Chinese
董事会关于独立董事独立性自查情况的专项意见
Governance Information Classification · 95% confidence The document is a statement from the board regarding the independence of the company's independent directors, referencing regulatory requirements and confirming compliance. It does not contain financial data, audit results, or detailed management discussion. It is a governance-related disclosure about board members' independence. Therefore, it fits best under Governance Information (CGR). The document length is short and focused on governance compliance, not a full report or announcement of voting results or management changes.
2025-04-25 Chinese
长江证券承销保荐有限公司关于美埃（中国）环境科技股份有限公司2024年度持续督导跟踪报告
Audit Report / Information Classification · 95% confidence The document is titled as a "2024年度持续督导跟踪报告" (2024 Annual Continuous Supervision Follow-up Report) issued by the underwriting and sponsoring institution for a company listed on the STAR Market (科创板). It references regulatory frameworks related to continuous supervision after IPO, including the Shanghai Stock Exchange rules and China Securities Regulatory Commission regulations. The content includes detailed descriptions of ongoing supervision activities, risk factors, financial data for the year 2024, management and governance oversight, and compliance with laws and regulations. It is a comprehensive report on the continuous supervision and follow-up of the listed company post-IPO, including financial performance and risk disclosures. This type of document is typically an Audit Report / Information (AR) as it relates to regulatory compliance, internal controls, and ongoing audit/supervision activities rather than a full Annual Report (10-K) or Interim Report (IR). It is not a simple announcement or certification, nor is it a transcript, presentation, or other category. Therefore, the best fit is Audit Report / Information (AR). FY 2024
2025-04-25 Chinese
2024年度独立董事述职报告-王尧
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director's Annual Report" for the year 2024 by an independent director of the company. It details the director's duties, attendance at board and shareholder meetings, communication with auditors, review of financial reports, and governance activities during the year. It is a narrative report on the independent director's performance and observations rather than a financial report or announcement. It does not contain financial statements or earnings data, nor is it a notice or announcement of a report publication. It is a specialized governance-related report focusing on the independent director's role and activities, which fits best under Board/Management Information (MANG) as it relates to board member duties and disclosures. The document length is 4087 characters, which is relatively short but contains substantive content about board member activities rather than just an announcement or certification. Therefore, the classification is MANG with high confidence.
2025-04-25 Chinese

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