... G.E.T., Forklifts, Marines and Railways. And 85% of these parts are exported overseas through our Inrise Trading Company. TongDa Group ... Instrument, Metallographic Examination Instrument, Magnetic Particle Inspector, Hardness Tester, Impact Test Machine, and Universal Strength Tester. TongDa Group has achieved ... also aims at becoming a leading castings’ manufacturer in China. Spare parts/Railway parts