Yuanshen, Guangzhou City Mechanical has a variety of certificate of qualification, such as surface treatment certificate certificate of thermal spraying, welding certificate, also passed the IS9001: 2000 demonstration, which has the CCS, the LR approved by the Society. 
 Major services: painting, special welding, plating, surface restoration, repair, bearing housings, machining, old repair, electrical aircraft repair, processing and ultra-poor, paper printing, repair the exhaust valve, ship repair, repair ball valve, the motor shaft, motor cover, bearing housing, processing hydraulic cylinder liners, hydraulic rods, crankshaft, ball seat. 
 Spray: 1, anti-wear coating, Suitable for: piston rings, gear ring, pump and valve sealing surface, crankshaft, exhaust shafts. 
 2, anti-corrosion coating, Suitable for: transformer tower steel bridge, offshore drilling, drilling, coal derrick and a variety of chemical containers such as tanks. 
 3, the high temperature oxidation resistance and heat-resistant corrosion layer, the scope of application: four of the power plant boiler water wall tube, heat pipe, overheating and economizer tubes and paper, chemical and other industrial boilers. 
 4, thermal barrier coatings, the scope of application: diesel engine pistons, gears, engines burning plugs, valves and flame stabilization. 
 Special welding: the projects are difficult to weld materials such as: carbon steel, aluminum, copper, new ceramic intermetallic compounds and complex, and materials, welding consumables. 
 Brush Plating: All kinds of motor rotor, the motor cover bearing, all kinds of hoist bearings, all kinds of fan bearings on-site repair, air compressor crankshaft. 
 Cold Patch: 1, welding high strength: patches at the available milling, silicon processing; 
 2, patches with high precision: the smallest patch: 0.03MM; 
 3 Scope of application: all kinds of metal materials can be patched.