Gongqingcheng Junshan Investment agreed to acquire a 26% stake in Changzhou Langbo Sealing Technologies Co.,Ltd. (SHSE:603655) from Qi Jianguo, Fan Xiaofeng and Changzhou Jintan Juntai Investment Consulting Co., Ltd. for approximately CNY 750 million on March 1, 2023. In a related transaction, Liangyuan Selected No. 4 Private Equity Securities Fund managed by Shanghai Liangyuan Assets Management Co., Ltd. agreed to acquire a 10% stake in Changzhou Langbo Sealing Technologies Co.,Ltd. (SHSE:603655) from Qi Jianguo for approximately CNY 290 million, Liangyuan Selected No.

4 Private Equity Securities Fund managed by Shanghai Liangyuan Assets Management Co., Ltd. agreed to acquire a 10% stake in Changzhou Langbo Sealing Technologies Co.,Ltd. (SHSE:603655) from Qi Jianguo for approximately CNY 290 million and Hainan Deya Venture Capital Partnership agreed to acquire a 8% stake in Changzhou Langbo Sealing Technologies Co.,Ltd. (SHSE:603655) from Qi Jianguo for approximately CNY 230 million.Under the terms, Qingdao Aopa Xinrong will acquire 27.56 million shares at a price of CNY 27.15 per share. Currently, Qi Jianguo holds 42.45% stake, Fan Xiaofeng holds 11.32% stake and post acquisition Qi Jianguo will holds 7.35% stake in Changzhou Langbo Sealing. Qi Jianguo will sell 7.56 million shares, Fan Xiaofeng will sell 12 million shares and Changzhou Jintan Juntai Investment Consulting Co., Ltd. will sell 8 million shares.

Gongqingcheng Junshan Investment Partnership will pay within 5 working days from the date when all the relevant conditions are satisfied or the Gongqingcheng Junshan Investment waives in writing