Optoelectronics: Semi-Annual Report Supervisory Board Resolution Announcement
Optoelectronics: Semi-Annual Report Board Resolution Announcement
Changchun Up Optotech: 002338 Optoelectronics Investor Relations Management Information 20240529
Changchun Up Optotech: Announcement on attending the online group results briefing
Changchun Up Optotech: 002338 Optoelectronics Investor Relations Management Information 20240509
Changchun Up Optotech: 2023 Annual Audit Report
Changchun Up Optotech: Announcement of Board Resolutions
Changchun Up Optotech: Announcement of Supervisory Board Resolutions
Changchun Up Optotech: The Board's Special Opinions on Evaluating the Independence of Independent Directors
Changchun Up Optotech: Independent Director's Annual Debriefing Report
Changchun Up Optotech: Independent Director Work System (April 2024)
Changchun Up Optotech: 2023 Independent Director Debriefing Report (Yin Qiuyan)
Changchun Up Optotech: Articles of Association (April 2024)
Changchun Up Optotech: Announcement on additional confirmation of the 2023 daily related transaction amount and the 2024 daily related transaction forecast
Changchun Up Optotech: Announcement on the Company and its subsidiaries applying for comprehensive credit lines from banks
Changchun Up Optotech: Special audit report on the fulfillment of non-material asset restructuring performance commitments of Changchun Changguang Aerospace Composites Co., Ltd.
Changchun Up Optotech: Notice on holding the 2023 online performance briefing
Optoelectronics: Internal Control Audit Report
Optoelectronics: Annual Special Audit Report on Related Party Capital Occupation
Optoelectronics: 2023 Supervisory Committee Work Report
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