Kev piav qhia:
Ib qib premium hwm plasticized PVC zaj duab xis coated nrog ib tug aggressive roj hmab raws li nplaum nrog zoo yam ntxwv. Nws yog ib qho kev sib haum xeeb thiab tsis muaj kev cuam tshuam los ntawm feem ntau tsis kam nrog qis qis qis quab yuam. Tsis suav nrog cov hmoov lead, cadmium, mercury thiab hexavalent chromium thiab lwm yam muaj teeb meem hlau.
