Site-directed production of copper-clad steel, iron core, Tongxin telephone subscriber line, cable, HDPE communication channels, PVC grid format of communication, FSE of Plum, son of the cable series.

• 定点生产铜包钢、铁芯、铜芯电话用户线、网络线、HDPE通信管道、PVC栅格式通信管、FSE梅花管、光缆子管系列。