... and listed companies, such as Shenhua Group of China, Tang Electric Power Group, Zan dem Group, Science and Technology of Beijing ... Antai, Chongqing Yamaha, White Dove(Group)Co.LTD, COFCO, CAEC, SINOPEC YANGZI PETROCHEMICAL CO.,LTD ... production line. Our company's business objective is: innovative, high quality but low price, good services, and with customer satisfaction