The voluntary disclosure announcement of the "Key Technology and Equipment of Integrated Circuit Chemical Mechanical Polishing" project winning the first prize of the National Technology Invention Award in 2023.
Announcement of Resolutions of the 2023 Annual General Meeting of Shareholders
Legal Opinion of Beijing Hairun Tianrui Law Firm on the 2023 Annual General Meeting of Shareholders of Huahai Qingke Co., Ltd.
2023 Annual General Meeting of Shareholders Meeting Materials
2023 Board Audit Committee Performance Report
Report on the performance of supervisory duties by the Board of Directors and Audit Committee against Lixin Certified Public Accountants (Special General Partnership)
2024 “Improve Quality, Increase Efficiency, and Focus on Return” Special Action Plan
Notice on revising the “Articles of Association” and some corporate governance systems
Board Secretary Work Rules
Announcement on the adjustment of core technical personnel
Notice on convening the 2023 Annual General Meeting of Shareholders
2023 Internal Control Evaluation Report
Notice on Using Idle Own Funds for Cash Management
Announcement of Resolutions of the 2024 Third Extraordinary General Meeting of Shareholders
Legal Opinion of Beijing Hairun Tianrui Law Firm on the 2024 Third Extraordinary General Meeting of Shareholders of Huahai Qingke Co., Ltd.
Announcement on the shareholding situation of the top ten shareholders and the top ten shareholders with unlimited sale conditions for share repurchases
2024 3rd Extraordinary General Meeting of Shareholders Meeting Materials
Announcement on the shareholding situation of the top ten shareholders and the top ten shareholders with unlimited sale conditions for share repurchases
Notice on convening the 3rd Extraordinary General Meeting of Shareholders in 2024
Announcement of Resolutions of the 2024 Second Extraordinary General Meeting of Shareholders
No Data