On June 21, the Lang Kun Environment (301305.SZ) announced that the board of directors of the company recently received a written resignation report from Mr. Chen Guisong, the company's CFO. Mr. Chen Guisong resigned from the position of CFO of the company due to personal reasons. His resignation application will take effect from the date when the written resignation report was received by the board of directors. After his resignation, he will no longer hold any position in the company. Mr. Chen Guisong's original term was until the expiration of the third board of directors (May 9, 2025). As of the date of the announcement, Mr. Chen Guisong did not hold any shares of the company, and there were no unclosed commitment matters that he should have performed but did not.