Business scope: Production Of Civilian Masks,
Sale,
Manufacture Of Special Equipment For Environmental Protection,
Sale,
Sale,
Drug,
Building Engineering,
Air Purification Engineering And Interior Decoration Engineering Design,
Manufacturing Of Optical Instruments,
Application Software Development,
Sales And Its Import And Export Trade,
Machinery And Equipment Leasing,
Instrumentation And Supporting Software Production,
Indoor And Outdoor Decoration,
Construction,
Manufacturing Of Special Equipment For Teaching,
Medical Instruments,