Shijiazhuang Handy Technology Co., Ltd

Our History
In 1994, Shijiazhuang handy electronic factory founded. The mainly products are double clamp digital phase meter and circuit breaker tester built-in DC power supply.
In 1995, relay tester developed successfully.
In 1996, Contact resistance tester developed successfully.
In 2000, Transformer DC resistance tester developed successfully.
In 2001, VA1 series CT excitation characteristics analyzer developed successfully.
In 2002, QP021 series microcomputer circuit breaker analyzer developed successfully. It is a revolution for testing circuit bre... [Detail]