Changsha Sisheng Intelligent equipment Co., Ltd. is a large-scale enterprise specializing in broaching machine R & D and manufacturing, with a registered capital of 15 million yuan. The enterprise has inherited the advanced technology and product market of the former Changsha Machine tool Factory. The designed and manufactured broaching machine has been widely used in  Chengfei, 331, Jianglu and many other well-known enterprises, such as Sany, Shuanhuan, Shangqi teeth, etc.,  Our products have been exported to Russia, Mexico, Brazil, Southeast Asia, Romania and other countries.
      At the same time, the enterprise is also the enterprise technology center of Hunan Province, the small giant enterprise of Hunan Province, the single champion of Hunan manufacturing industry, the national standard-setting unit of metal cutting machine tools, and the national "specialized and special new" small giant enterprise, which has passed the ISO9001 and GJB9001C double quality system certification.
      Changsha Sisheng has 2 hectare of land, more than 12000 square meters of production workshop, more than 3000 square meters of R & D office building, more than 80 sets of production and testing equipment, and the manufacturing capacity of 200 sets of general and special broaching machines per year. The company has more than 20 technical teams and 18 middle and senior titles, with more than 80 patents of all kinds, including 12 invention patents.
      Comrade Zhao Jianhua, chief engineer, is a member of the National Standards Committee and a member of the provincial and municipal expert database. The CNC broaching machine products designed by his team won the Chunyan Award of China Machine tool Industry Association.
The enterprise has set up a doctoral workstation with the School of Machinery and Carriage Engineering of Hunan University and hired the School of Machinery of Central South University as the consultant and expert unit of the company.