Zhengzhou Yinyue Chemical Co., Ltd

Since 2006, we are focused on the production and sale of safety valves for industrial applications. Our goal is to offer high-quality and affordable products. As a 100% subsidiary of HEROSE GMBH – which is one of the worldwide market leaders in the f

A leading manufacturer and supplier of chemicals in China. We develop producing and selling high quality intermediates, Fine & Specialty Chemicals. We consists a team of professional analytical department,complete QC&QA under strict SOPs, exp

With its innovation, high flexibility and quality, the highly specialized company Krahnen has become an efficient supplier of strategic technologies. The know how enables us to offer best in class products which have been carefully selected and guara