Gdje pronaći prozirnu žicu četkice bez žute?Ovdje preporučujemo Ming Wang prozirnu žicu četkice, svi znamo kako se proizvodi plastika, točno.Plastic is mostly synthetic resin-based, now commonly used raw materials are oil and natural gas, and the basic properties of plastic is also determined by the nature of the resin, plastic in the weight of the resin accounts for about 40% to 100% .