Shenyang Jiyu Tool Co., Ltd.  

Established in 1993,Shenyang Zaiyu lnstruments Co.,Ltd.the former Shenyang Xinyu lnstruments Researching lnstitute is a professional researching and manufacturing company developing varieties precise π diameters and Precision Diameter Tape wedge rulers.After foundation,we have been focusing our efforts on products researching and developing.With the effort of our technicians,we have developed several decade new products,in which some of them with our own patent.The company is specializing in unique technologies and leading processes,and is capable of replacing same products from abroad and exporting products to international market.

Series of precise π diameters and wedge rulers,our main products,have been distributed to more than 30 provinces and areas for more than 10 years.Sincerely respect and best wishes to all of our friends both of old and new at the moment.

We welcome cooperate with more companies,agents and manufacturing factories.