Txais tos tiv tauj peb
Lub tuam txhab yeej ib txwm mob siab rau R&D thiab tsim cov khoom sib kis, cog lus los muab cov neeg siv khoom siv lub zog -ntau, eco- cov kev daws teeb meem sib kis tau zoo.
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Chaw nyob
Quanmin Zos, Yipeng Sub- koog tsev kawm ntawv, Qiantang District
Xa Xov
Yog tias koj muaj lus nug txog kev hais lus lossis kev koom tes, thov koj xa email tuaj rau peb lossis siv daim ntawv nug nram qab no. Peb tus neeg muag khoom yuav tiv tauj koj hauv 24 teev. Ua tsaug rau koj txaus siab rau peb cov khoom.