Shenyang Tiantong Electric Co., Ltd. yog Tuam Tshoj tus loj tshaj plaws thiab haib tshaj manufacturers ntawm fin radiators rau transformers.Hauv qhov project no, peb lub ntsuas pH feem ntau yog siv rau hauv cov txheej txheem kub-dip galvanizing los saib xyuas tus nqi pH thiab xyuas kom meej tias pH tus nqi nyob ib ncig ntawm 4.5-5.5, thiaj li ua tiav cov plating ruaj khov thiab du zinc plating.
