... High-tech Developing Zone, Hengshui City, Hebei Province, China.Silicon Coextrusion PipeCharacteristics:To catch up with the development of world telecom ... extracted and tensioned in the pipe. Trough using cable blowing machine, one time blowing length can be 1000 to 2000 meter under normal ... , public transmission system, cable television network and freeway communication. Silicon Coextrusion Pipe