Zinc Tuag Casting

Peb paub zoo tias yog ib qho ntawm cov ua zinc tuag casting tuam ntxhab thiab cov muag khoom hauv Suav teb. Nrog 15 xyoo kev paub, peb lub Hoobkas muaj zoo zinc tuag casting ua nyob rau hauv Suav teb nrog cov nqi sib tw. Txais tos tiv tauj peb rau kev pabcuam kev cai.