ZhongYa Mould Co.,Ltd. Was established in 1997 . The "GaoYi" brand was built up in 2000 and had being exclusive and a well-known manufacturer in worldwide screw industry. Our main products are flat thread rolling dies,screw header punches. Over 15-year experience of innovation and continuous improvement, Gaoyi’s products had distributed more than 20 countries globally. To ensure product quality, we import good material from Japan, Sweden, Germany, Austria, and France. Moreover, the modernized and automatic equipment enable to make stable quality of products. ''ONE STOP SHOPPING''. The customers could find all series of screw making molds in GaoYi. We sell not only screw molds but also technique and relevant service.From Zhejiang to China, and from China to the World, GaoYi has accumulated innumerable experiences, is now one of the leading screw thread rolling dies provider in the world. Moreover, GaoYiis constantly innovating on new products in accordance with customer’s requirements and offering the best services to both domestic and foreign customers.

Our main products are flat thread rolling dies,screw header punches.