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
2023 Internal Control Evaluation Report
Announcement of Resolutions of the 23rd Meeting of the First Board of Directors
Announcement of Resolutions of the 20th Meeting of the First Board of Supervisors
Announcement on preparation for impairment of assets accrued in 2023
Notice on amending the “Articles of Association”
Articles of Association (revised in April 2024)
Announcement on renewing the employment of an accounting firm for 2024
Announcement on applying for comprehensive credit lines from banks in 2024
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