Investor Relations Activity Record Form (2024.5.30, 5.31)
Announcement of Resolutions of the 2023 Annual General Meeting of Shareholders
Legal Opinion of Jiangsu Century Tongren Law Firm on the 2023 Annual General Meeting of Shareholders of Shanghai Jiaocheng Ultrasonic Technology Co., Ltd.
Announcement on the election of staff representative supervisors of the 2nd Board of Supervisors
Announcement of Resolutions of the First Meeting of the Second Board of Supervisors
Announcement on the completion of the election of the Board of Directors and the Board of Supervisors and the appointment of senior management and securities affairs representatives
Investor Relations Activity Record Form (2024.5.27)
Investor Relations Activity Record Form (2024.5.21, 5.22)
2023 Annual General Meeting of Shareholders Meeting Materials
Investor Relations Activity Record Form (2024.5.14, 5.15, 5.16)
Investor Relations Activity Record Form (2024.5.7, 5.8, 5.9)
Announcement on the listing and circulation of part of the initial public offering of restricted shares
Inspection opinions of Haitong Securities Co., Ltd. on the initial public offering of some restricted shares of Shanghai Jiaocheng Ultrasonic Technology Co., Ltd. and their circulation
Haitong Securities Co., Ltd.'s 2023 Continuous Supervision Annual Follow-up Report on Shanghai Jiaocheng Ultrasonic Technology Co., Ltd.
Announcement on the implementation results of the share repurchase and changes in shares
2023 Audit Report
Haitong Securities Co., Ltd. report on the 2023 continuous supervision site inspection report of Shanghai Jiaocheng Ultrasonic Technology Co., Ltd.
Internal Control Audit Report
2023 Financial Results Report
Report on the work of the Board of Supervisors for the year 2023
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