CHANG YIE CO., LTD.

CHANG YIE CO., LTD. was built in 1977 and engaged mold developing.
In 1995, invented “Electrical PVC conduit with separate compartments”, from then on committed to the development of "hydropower wiring tools," including fish tap, tightener, water-based wire pulling lubricant, new high leverage combination pliers and other professional hydropower wiring tools.
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