... accelerants in plastic, machinery engineering, rubber, paints and inks industry etc. Non-toxic, can be used in food packaging, ... mesh 200),%99.0min About us Top-Joy International Trading (Shanghai) Co., Ltd. is located in Shanghai Pudong Jinqiao Export Processing Zone ... big production plants, Pudong RunLu Chemical and Nanhui JinShang Co., Ltd. RunLu was established in 1993. The factory covers about ...