Dongguan Mastai masana'antu Co., Ltd. samar da PE marufi kwalliya jaka ne: PE Flat-mouth kwalliya jaka, PE organ kwalliya jaka, vest kwalliya jaka, huɗu kwalliya jaka, kayan aiki marufi kwalliya jaka, kayan wasa marufi kwalliya jaka, tufafi marufi kwalliya jaka, kai kwalliya jaka, da sauransu.

Kamfanin ya yi amfani da sabon shigo da LDPE samarwa, kayan muhalli kariya, cika bukatun muhalli na Turai da Amurka, akwai SGS gwaji rahoto, kamfanin yana da ƙura-free bita, za a iya kai tsaye kunshin abinci.