Granite Tri-Squares

granite Tri-squares
Applicable to measurement of parts,main shaft of machine tools and various angles.


Gaotang Zhengyou Precision Machinery Co., Ltd., is owned south korea investment. Specialized in producing granite inspection surface plate , measuring tools and granite mechanical components.
Our factory covers 20,000 square meters, having about 200 workers. It's equipped with machining, precision Constant temperature processing, maintenance, measuring and testing. Our company is well found in machining equipment and equipped with such advanced testing instruments as electronic level so as to realize the computer data processing.
We produce and inspect our products in exact accordance with the Standard of stone plates GB/T20428-2006 and the Verification Regulation of plates JJG117-2005 and can offer the different granite measuring implements which are produced as per the different national standards,
We always follow seriously the promise of "Credit First, Quality First, Customer First". Considering the stone materials manufacture and developing use, we continue to go after innovation. We have so brand-new equipment, advanced technique and excellent staff to keep the stable quality.
Our main market is America, Germany, Spain, Switzerland, Italy, South Korea, Japan, and so on.