Group 1 - Jiangsu Yanghe Biotechnology Co., Ltd. has been established with a registered capital of 100 million RMB, and its legal representative is Chen Xiang [1] - The company is wholly owned by Yanghe Co., Ltd. (002304) and its business scope includes engineering and technology research, fermentation process optimization technology development, and wastewater treatment and recycling [1][4] - The company is registered in Suqian, Jiangsu Province, and its business operations are set to continue indefinitely from its establishment date of February 13, 2026 [3][4] Group 2 - The company focuses on various technological services including technical consulting, technology transfer, and industrial enzyme preparation research [1][4] - Additional areas of development include bio-based materials technology and bio-feed technology services [4]