ʻO Shenyang Tiantong Electric Co., Ltd. ka mea hana nui a ikaika loa o Kina i nā radiator fin no nā mea hoʻololi.Ma kēia papahana, hoʻohana nui ʻia kā mākou pH mika i ke kaʻina hana galvanizing wela e nānā i ka waiwai pH a hōʻoia i ka waiwai pH ma kahi o 4.5-5.5, i hiki ai ke hoʻokō i ka plating paʻa a me ka plating zinc maʻemaʻe.
