On November 5, 2021, Taier Heavy Industry Co., Ltd closed the transaction. The transaction included participation from First Heavy Group Rongchuang Technology Development Co., Ltd., Maanshan Economic and Technological Development Zone Construction Investment Co., Ltd, Anhui Jiangdong Industry Investment Group Co., Ltd, Caitong Fund Management Co., Ltd, Lin Wanhong, UBS AG, Anhui Zhongjue Investment Management Co., Ltd.-Huatai Custodian Zhongjue Zengli No. 3 Private Securities Investment Fund, Nanhua Fund Management Co., Ltd, Hangzhou Xinchili Asset Management Co., Ltd. – Industrial Securities Co., Ltd. Xinchili Fixed Increase Selected No. 28 Private Securities Investment Fund, Shanghai Ziwu Investment Management Co., Ltd.-Industrial Securities Co., Ltd. Ziwu Wuwei No. 1 Private Securities Investment Fund and Sichuan Yongxu Investment Co., Ltd.-Guotai Junan Yongxu Donghai Private Securities Investment Fund.