Shenzhen Yinguan is reliable. According to relevant inquiries, Shenzhen Yinguan Biotechnology Co., Ltd. was established on March 12, 2013. Its registered address is located in Nantai Yunchuang Valley, southeast of the intersection of Guangming Avenue and Dongchang Road, Tangwei Community, Fenghuang Street, Guangming District, Shenzhen. Park 1 Building 301, with a registered capital of 35.83192 million, has registered trademarks and has been certified by the industrial and commercial department. Its business scope includes general business projects: research and development of new products, new processes and new technologies in the field of biotechnology and industrialization of results, stem cell technology research and development. Research and development of immune cell technology, basic research and application of biomedical technology. Bioengineering technology project contracting.