TOP GMP HACCP คือ SECRETS

In polystyrene, tacticity describes the extent to which the phenyl team is uniformly aligned (organized at one particular side) in the polymer chain. Tacticity has a powerful effect on the Attributes in the plastic.เราจะตัดฉนวนใยหินชนิดท่อสำเร็จให้เป็นไปตามส่ว