Research and development of electronic special materials;Manufacturing of electronic components andelectromechanical components;
Pneumatic and power tool manufacturing;Metal tool making;Hardware product manufacturing;
Production of labor protection articles;
Stationery manufacturing ;
Software development;Mechanical and electrical equipment manufacturing;
Special equipment manufacturing (excluding licensed professional equipment manufacturing);
General equipment manufacturing
(excluding special equipment manufacturing);Machine parts, parts processing;
Mechanical equipment research and development;
Hardware product research and development;Research and development of metal products:
Professional design services;
Industrial design services;
Pneumatic and power tool sales