Kaishan Holding Group Co., Ltd, which is the core company of Kaishan Group, was founded in 1956. It is a national authorized large industrial enterprise. It is the 80th of China's Top 100 machinery enterprises, and one of the 164 key enterprises which are strongly supported by the People's Government of Zhejiang Province. Among the member companies, there is the world largest manufacture of pneumatic rock drills, the national largest manufacture of drilling equipments, the largest in Asia.....
