3,3'-二甲氧基联苯胺盐酸盐主打

Hubei hengjingrui is a well-known enterprise in Hubei Province. It is a comprehensive modern chemical enterprise integrating production, scientific research and operation. Our company pursues the business policy of "high quality and good price, considerate service, and more customer satisfaction". We insist on relying on technological progress, constantly developing new products, and adhering to a complete quality management system, and strictly control the supply and marketing process Comprehensive quality control to ensure that the majority of users to provide quality products, quality servi