亚洲国产精品久久精品怡红院_欧美v亚洲v综合ⅴ国产v91_午夜黄色免费网站_免费看片91_亚洲视频免费观看_二区欧美_亚洲成人免费av

        Changzhou Jinxin Chemical Co., Ltd. was established in 1994, specializing in the production of special coatings, silicone products, acrylic resin, adhesives, etc. In 2012, the company invested and built Suqian Tongchuang Chemical Technology Co., Ltd. in Suqian ecological Chemical Technology Industrial Park, Jiangsu Province, specializing in the research, development and production of new organosilicon materials and other products. Tongchuang Chemical Co., Ltd. is a national high-tech enterprise integrating R & D, production and sales. At the same time, Tongchuang Chemical Co., Ltd.