According to the enterprise check app, recently, Dan Yang Tianyu Zhiguang New Energy Technology Co., Ltd. was established, with Yan Shuai as the legal representative, registered capital of 2 million yuan, and its business scope includes: research and development of efficient and energy-saving technologies in the electrical utilities industry; power generation technology services; sales of solar thermal power generation equipment. According to enterprise check equity penetration, the company is indirectly wholly owned by Tianyu Biosafety.