Our company (the previous name is BOTOU JINGGONG MEASURING TOOLS FACTORY) is specializing in manufacturing and exporting of measuring tools & apparatus. The company is located in the famous casting base---Botou city of Hebei province in south of Beijing. We mainly have three series products: ¡°JINGGONG¡± brand flat measuring tools, special wrenches, and explosion-proof tools. With high quality and perfect design, all of our products have passed the ISO9001 international quality attestati