Tianjun Machinery was approved as a national high-tech enterprise in 2018. It has passed ISO 9001, ISO 14001, ISO 45001 and other quality management system certifications, and obtained IRIS (International Railway Industry Standard) AAR (American Association of Railroads certification) TSI ( EU Railway Technology Certification), and has 8 invention patents and 10 utility model patents. Our products have won the trust of customers around the world with their excellent quality and exquisite craftsmanship, and are exported to Germany, the United States, South Africa, Mexico, Turkey, and India. , Netherlands and other countries.