Yuhuang yog ib lub tuam txhab ua lag luam kho vajtse nyob hauv Dongguan, Suav.Nrog peb lub hom phiaj tseem ceeb ntawm kev tshawb fawb, kev tsim kho, thiab kev tsim cov fasteners uas tsis yog tus qauv, peb tshwj xeeb hauv kev muab cov kev daws teeb meem los ua kom tau raws li qhov tshwj xeeb ntawm peb cov neeg siv khoom.