Located in the coastal city Ningbo, Zhejiang Province and established in 1997,Ningbo Sitongda Mould Technologies Co.,Ltd specializes in the design and manufacturing of high precision metal cylinder gasket stamping dies, sealing parts stamping dies,moulds for metal forming parts and all types of metal stamping parts, as well as the manufacturing of special equipments.

The modern manufacturing equipments like Sodick WEDM from Japan and Accutex WE DM from Taiwan etc., and complete testing machines like Serein coordinate measuring machine,Mitutoyo profilometer and Rockwell hardness tester etc. can ensure the precision and efficiency.

With the certified IS09001-2015 and IATF 16949 and issued certificates for more than 100 national patents, we have established long-term relationship with Federal-Mogul,DANA,Shanghai Xingsheng and Changchun Xinli etc. both abroad and at home. We are here to provide complete solutions for customers from mold design and mold making to final production Covering an area of 12,000 square meters and with around 15 skilled technicians and designers，our factory has the capacity of over 3,000 sets of gasket stamping dies,10 million metal stamping parts and more than 600 special equipments annually.