large scale produce using high thchnology resist paint, water, dust and so on. Qingdao Aosheng Plastic Co., LTD is an individual enterprice with more than ten years' history. Our company is located in the yinzhu, jiaonan, a beautiful coastal city of Qingdao. So, the traffic is very convenient. Our main production is masking film which is used for protecting the surface during the process of ...