108juguangyuan, WenZhou, Zhejiang, 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...

Room 1718, Bldg.B Century Plaza, 118 Daliang Street

Being focused in educational and laboratory instruments business, Ningbo Super A Scientific Co., Ltd. is proud to be strong and reliable supplier for the leading companies exclusively in North America...