1 .Ningbo Tongda Precise Casting Co.,Ltd(1993)
2. Ningbo Fenghua Tongda Innovative Alloy Technology Co.,Ltd.(2005)
3. Ningbo Zhiye Mechanical Components Co., Ltd.(2011)
4. Ningbo Inrise International Trading Co.,Ltd(2004)
5. Hongkong Inrise Group(2004)
6. Zhejiang Huajian Medical Engineering Co.,Ltd(2004)
7. Ningbo Quanling Medical Instrument Co.,Ltd ( 2011)
Tongda precision casting focuses on the techniques of silica sol, water glass，shell mould and lost-foam castings. The materials we are dealing with are stainless steel, carbon steel, alloy steel, ductile iron, grey iron and so on. Our OEM products are widely used in the industries of Automobiles.G.E.T., Forklifts, Marines and Railways. The annual capacity is 30,000 tons, with 85% parts exported overseas through Ningbo Inrise International Trading Co,Ltd.
Tongda owns a professional team of engineers to do research on the variety of materials and also develop customers’ OEM products. To ensure the quality, Tongda built a lab which has equipments like X-ray Tester,CMM, Spectrum Analysis Instrument, Metallographic Examination Instrument,Magnetic Particle lnspector,Hardness Tester,Impact Test Machine and Universal Strength Tester. Tongda also has perfect quality management system (IATF16949 ISO9001, ISO14001 etc).
Tongda has achieved a good reputation at home and abroad with its competitive prices, reliable quality ,on-time delivery and good after-sale service, Tongda also aims at becoming a leading casting manufacturer in China.