Credible. Henan zhongke stem cell genetic engineering co., ltd was established on 20 10. It is a formal company protected by official website's certification law, so it is very credible. The company is mainly engaged in: stem cell genetic engineering technical consultation and technical services; Stem cell storage; Genetic testing technology consultation, etc. Henan Province (hereinafter referred to as "Yu") is the provincial administrative region of People's Republic of China (PRC) (China), and Zhengzhou, the provincial capital, is the main agricultural production area and an important mineral resource province in China.