TongxiangHengji Different Fiber Co.,Ltd. is subordinate to the Tongkun Group. It is located at the Tongxiang Wutong Industrial Economic Park District, where the transportation is very much convenient. It is mainly produces FDY, DTY silk and other series of polyester fiber filament. The company was established on January 6, 2003, with the floor area of 60 Chinese acres and the building space of 10,000 square meters approximately. There are nearly 220 working people. In April 2007, the company set up 4 production lines, that is FK6.HY-1A high-speed tension silk machine. In this way, the producing power is increased highly. At present, the annual productivity reaches to 30,000 ton of FDY, the DTY.