Belong to. According to the query of Kangtai official website, Shenzhen Kangtai is a pure China company, which is made in China. Kangtai Plastic Technology Group Co., Ltd. is a state-owned Shenzhen Kangtai Biological Products Co., Ltd. (hereinafter referred to as "Kangtai Bio", stock code 30060 1), which was established in August 1988. Is one of the first batch of high-tech enterprises in Shenzhen, mainly engaged in the research and development and production of biological products.