Xinghan Asset Management - Xingkaiyuan No. 8 Single Client Special Asset Management Plan acquired 7.63% stake in Zhengzhou Sino-Crystal Diamond Co.,Ltd. (SZSE:300064) from Beijing Tiankong Hongding Investment Center (Limited Partnership) on November 5, 2020. Shanghai Xinghan Asset Management Co., Ltd. representing Xinghan Asset Management - Xingkaiyuan No. 8 Single Client Special Asset Management Plan acquired 91.95 million shares of Zhengzhou Sino-Crystal Diamond Co., Ltd. by winning the bid in a shareholder's judicial auction. Xinghan Asset Management - Xingkaiyuan No. 8 Single Client Special Asset Management Plan completed the acquisition of 7.63% stake in Zhengzhou Sino-Crystal Diamond Co.,Ltd. (SZSE:300064) from Beijing Tiankong Hongding Investment Center (Limited Partnership) on November 5, 2020.