torsion, bending, and repeatedly fatigue test and research with cable connector, branching unit, connector used in aerial, tunnel and direct burial communication cable.

torsion, bending and repeatedly fatigue test and research with cable connector, mechanical engineer sealing cable connector, thermal contraction sealing cable connector, direct constant cable connector, divergence cable connector, hat type cabble, horizontal cable connector.

cable connector torsion test, branch unit torsion test, connector torsion test, repeatedly torsion and fatigue test, bending test, bending and fatigue test.