ZhengDa is a private company with high and new technology.It is specialized in manufacturing stone machinery.In year 2006, it obtains the honour of CISE(Top Ten Stone Machinery Enterprises In China). Therefore, it has become one of the well-known brands in Chinese Stone Industry.At present, there is an intelectual office building and 20,000m2 moedern house in ZhengDa. It has also introduced the newest large-size processing machine equipments.It is the first stone machinery enterprises which integrates the foundry, processing, R&D and sales into a whole in China. .