Txheej txheej
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Txheej txheej
Cov txheej txheem txheej txheej muaj xws li hmoov txheej, Electro-plating, Anodizing, kub galvanizing, electro nickel plating, pleev xim rau, thiab lwm yam raws li cov neeg siv khoom xav tau.Kev ua haujlwm rau kev kho saum npoo yog nyob rau hauv kev rau siab tiv thaiv corrosion los yog tsuas yog txhim kho cov tsos.Tsis tas li ntawd, qee qhov kev kho mob no tseem muab cov khoom siv kho tshuab lossis hluav taws xob zoo dua qub uas ua rau muaj kev ua haujlwm tag nrho ntawm cov khoom siv.
