All the information in the store is for reference purposes only and, if not, the scope of operation of the company, in terms of current performance standards and in kind, includes general items: sale of instrument instruments; sale of miscellaneous items for daily use; sale of fire-fighting equipment; sale of mechanical and electrical equipment; sale of valves and rotors; sale of mine machinery; sale of compressed gas machinery; sale of electronic products; sale of mechanical equipment; sale of special labour protection items; sale of security equipment; sale of labour protection supplies。