Henan Techuang Biotechnology Henan Techuang Biotechnology, founded in 2020, is a player in the bioplastics sector, headquartered in Zhengzhou, Henan Province, China. Initially, Henan Techuang focused on the production of bio-based chemicals and enzymes for various industrial applications. Over the years, the company expanded its product portfolio to include bioplastics such as PBAT and PLA and other bioplastic materials. Henan Techuang Biotechnology