Anhydrous, anaerobic and clean, ultra-clean work environment The R&D and production of batteries and battery materials (lithium-ion battery, battery, solar cell, the lithium iron phosphate, etc.) The R&D and manufacturing of special lamps: HID lamps, metal halide, ceramic metal halide. Welding: resistance welding, TIG welding, laser welding, plasma welding, brazing. OLED R&D and production. The development and production of medical supplies. Development and production of the super capacitor. Fine chemicals, nuclear industry. The new energy and new materials development and production.