1. Xim Ua: Lub Hoobkas pob Hoobkas siv cov xim ua xim thaum tsim cov lojCov Khoom Kho Vajtse, thiab cov hlau seem raug tiv thaiv kom tsis txhob xeb los ntawm kev ua xim pleev xim, xws li cov khoom siv txhua hnub, fandicrafts, thiab lwm yam.
2. Electrating: electroplating kuj yog ib qho ntawm cov txheej txheem ua haujlwm tshaj plaws rau kev ua kho vajtse. Cov khoom siv hluav taws xob yog electroplated los ntawm kev siv thev naus laus zis niaj hnub kom ntseeg tau tias cov khoom yuav tsis muaj pwm thiab embroidered nyob rau hauv kev siv ntev. Cov kev ua lag luam hluav taws xob uas suav nrog: Screws, stamping seem, cell, tsheb, me me accessories, thiab lwm yam,
3. Nto Cov Txheej Txheem Polishing: Cov txheej txheem polishing feem ntau yog siv rau hauv cov khoom siv txhua hnub. Los ntawm Shod DRR kho kho cov khoom siv kho vajtse, piv txwv li, peb tsim kev sib txuas. Lub zuag yog ib feem ntawm stamping, yog li cov thwj tim ntawm lub zuag nws ntse heev, thiab peb yuav tsis ua rau lub ntsej muag du, yog li ntawd nws yuav tsis ua rau tib neeg lub cev thaum siv.
Lub Sijhawm Post: Dec-11-2020