Our company is specialized in making granite precision measuring tools and granite mechanical components,development,producing,and selling into a
standardization of enterprise,and has gained the ISO9002 certification
Our main products include:granite surface plates,straight edges,angle squares,square rules,v-blocks,parallels,ladder-shaped blocks and mechanical
components of precision instruments such as drilling,grooving and setting metal pieces on the work tables and guides.We produce and inspect out products
in exact accordance with the standard of stone plates JB/T 7975-1999 and the verification regulation of plates JJG117-91 and can provide inside and outside
customers according to specific standards of different countries.


Our consummate business management,reliable quality ensuring system and advanced technology and equipment,bring our product very high reputation
within china and abroad.excellent management.excellent quality,excellent staff,excellent after service our quality spirit.We sincerely welcome
friends from all over the world to visit us and we look forward to cooperating with you and making a better future together.