Bekeng ena, k'hamphani e amohetse bareki ba tsoang Bahrain, Korea Boroa le India, hammoho le setifikeiti sa k'hamphani sa ISO9001 selemong sena.Ho tloha ka Mantaha, bareki le matichere a libuka ba tlile ka bonngoe k'hamphaning.Beke ena e phathahane ebile e monate.Material: 20MnG,15CrMo, 15CrMoG, 35CrMo, 42CrMo,12Cr2MoG, 12Cr1MoV, 12Cr1MoVG,SA213 T11, SA213 T12, SA213 T22, SA213 T23, SA213 T91, SA213 T92, 15Mo3,P11, P12, P22T91,P91, 42CrMoA335P11.