Hengtian Changjiang Biomaterials Co., Ltd.

Shenzhen Esun Industrial Co., Ltd. completed the acquisition of a controlling interest in HI-TECH CHANGJIANG PLA CO., LTD. in December 2023, making it a subsidiary.

Shenzhen Brightcn Industrial Co., Ltd. completed the acquisition of a controlling stake in Hengtian Changjiang Biomaterials Co., Ltd., making it a subsidiary. The acquisition fills Brightcn's capacity gap in polylactic acid fibers.