We own the core technology of QPQ liquid nitriding. our core business including: 1, Provide salt bath nitriding chemical auxiliary agent(nitriding salt, oxidising salt, regenerator salt), and full after-sale service to help solve problems and design process to meet customers\\\' demand in hardness, corrosion resistance etc; 2, Salt bath nitriding technique transfer and whole sets of furnaces; 3, Subcontract service according to customers\\\' request.