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Insider Trading Arrangements
 3 Months Ended
Mar. 31, 2025
shares
Trading Arrangements, by Individual  
Non-Rule 10b5-1 Arrangement Adopted false
Rule 10b5-1 Arrangement Terminated false
Non-Rule 10b5-1 Arrangement Terminated false
Yajing Chen [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement
On March 3, 2025, Yajing Chen, the Company’s Chief Financial Officer, adopted a new written Rule 10b5-1 trading arrangement for the sale of up to 15,494 ADSs. This Rule 10b5-1 trading arrangement is scheduled to terminate no later than March 4, 2026.
Name Yajing Chen
Title Chief Financial Officer
Rule 10b5-1 Arrangement Adopted true
Adoption Date March 3, 2025
Expiration Date March 4, 2026
Arrangement Duration 366 days
Aggregate Available 15,494
William Lis [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement
On March 4, 2025, William Lis, one of the Company’s directors, amended his written Rule 10b5-1 trading arrangement adopted on November 20, 2024. Mr. Lis increased the number of shares to be sold pursuant to the plan by 2,125 ADSs. This Rule 10b5-1 trading arrangement is scheduled to terminate no later than June 1, 2026.
Name William Lis
Title directors
Rule 10b5-1 Arrangement Adopted true
Adoption Date March 4, 2025
Expiration Date June 1, 2026
Arrangement Duration 454 days
Aggregate Available 2,125