Bulding E, No.10 high-tech industrial zone, Wenzhou City, Zhejiang Province. China

Established in 1998, Wenzhou Sundoo Instruments Co., Ltd, is designs and manufacturers measuring instruments and hardness testers .Our products included force gauge, torque gauge, spring tester, testi...

The east side of hengdai bridge Liushi Town

Wenzhou Tripod Instrument Manufacturing Co., Ltd. is a high-tech enterprise integrating R&D, manufacture, service and trade. Our main products are: force gauges, spring tester,torque meter, te...