Zhengzhou Yinyue Chemical Co., Ltd

Since 1985 Ortner cleanrooms unlimited is occupied with comprehensive clean-room technology. The special requirements of our customers and partners required and require a comprehensive specialized knowledge of the individual special fields of the cle

ASK Chemicals Group, headquartered in Hilden near Düsseldorf (Germany), is a global supplier of high-performance industrial resins and materials. The company's products are mainly used in foundries and in the production of abrasives, refractories, im

Enerkem is a leader in the development and production of advanced biofuels and green chemicals. The company is headquartered in Montreal, Quebec, and has engineering offices in Sherbrooke, Quebec. Enerkem's gasification, sequential gas conditioning a