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An announcement was issured on November 28 by Shenzhen Stock Exchange and Shenzhen Securities Information Co., Ltd. with a list of adjusted sample stocks in which shown Sunresin was selected the sample stock to Compositional Index of Shenzhen Stock Market and Shenzhen GEM Index. The updates will be taken into effect from Dec. 12, 2022.

Stock No.: 300487 Abbreviation: Sunresin Bulletin No.: 2023-007

Sunresin New Materials Co. Ltd.’s issuance of convertible corporate bonds to unspecified objects has been approved by the China Securities Regulatory Commission in March 2023.