Hakingroup Automatic Instrument Co., Ltd. was established in July
1987. The company is located in beautiful city Qingdao China,more
than 400 staffs and a covered area of over 28,000 square meters.
After 20 years' research and development,The advanced production
line, credible quality and timely delivery make Hakingroup become
the leader in the industry. The company mainly produces pressure
gauges, temperature gauges, welding tools, pressure regulators,