Zinc Alloy Vaj Huam Sib Luag Xauv Tes

Tsev Dhau phab 1234567 Sab tom qab no Rau sab kawg 1/14
Xav tias dawb yuav zoo zoo zinc alloy vaj huam sib luag kov xauv los ntawm kev kho khoom kho khoom tsim khoom ntawm no. Rau cov lus thiab nqe, txais tos hu rau peb.