Quinde

Shanghai Yongzeng Chemical Co., Ltd. was officially established in August 2008. As an independent sales company separated from the original factory, we have factory prices, professional domestic sales, export business services, and product quality Ji

The Institute for Bioanalysis, Environmental Toxicology and Biotechnology Halle is a medium-sized private company and has been active in the fields of chemical and biological analysis, environmental biotechnology and the fermentative production of bi