Wuxi Jiahong Plastics Technology Co., Ltd. (http://johnsens.com.cn/en/gsjj.asp) are supplying high quality PVC Plastic(PVC compound, PVC granules) to make Air Vent (air-vent window) through injection processing, it is suitable for outdoor climate with long time anti-UV according to customer's request.(contact: roddick.weng@js-plastics.com)