On April 20, 2021, Shenzhen Zebao Innovation Technology Co., Ltd. closed the transaction. The transaction included participation from Guangdong SACA Precision Manufacturing Co., Ltd. (SZSE:300464) for KRW 11,000,000, Taicang Ningheng Enterprise Management Center (Limited Partnership) for KRW 106,400, Shenzhen Langri Industrial Development Co., Ltd. for KRW 212,800, Lin Yongqin for KRW 106,400, Zhong Zhaonan for KRW 53,200, Jiang Xuyin for KRW 691,150, Yao Zetong for KRW 266,000.