Zhengzhou Yinyue Chemical Co., Ltd

Praxair S.A.S. supplies atmospheric, process and specialty gases and is a recognized leader in the commercialization of new technologies that bring productivity and environmental benefits to a diverse group of industries.

Centrally located in Chicago, with branch offices in Shanghai and Chennai, Austin supports the pharma, biopharma, agro, specialty chemical, food, nutritional and nutraceutical products industries

Nanjing Liskon Biological Technology Co., Ltd. is a high-tech enterprise focusing on chemicals development, production, sales, import and export trade.