1. Electroplating process chhung hian a laiah power outage a awm loh nan a tul a ni.
2. Aluminum-a electroplating hman tur chuan replacement layer siam loh nan tank chhungah charge a ngai a.
3. Aluminum parts electroplated chu hot solution-ah chuan tui lum tank-ah dah hmasak tur a ni.
4. Aluminum parts te chu a theih ang angin a vawt tur a ni a, acid etching a luh hmain local over corrosion a awm loh nan.
5. Aluminum wheel pre{-treatment process chhung hian a tir lama step tin chu rang taka tih tur a ni a, groove turn time a tawi poh leh RE oxidation awm loh nan a tha zawk.