a key national manufacturing enterprise of shield cutters, mining tools, foundation drilling tools, etc. Founded in 2000, the company now has 489 employees, of whom 81 are professional and technical personnel. The company is divided into eight departments: production, technology, quality control, finance, purchase, marketing, and enterprise management. It covers an area of 40000 square meters, of which 30000 square meters are construction area, and boasts a total assets of nearly 100 million yuan, of which the fixed assets are over 50 million.