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1. Solar power supply for users :(1) small power sources ranging from 10-100w are used in remote areas without power, such as plateaus, islands, pastoral areas, border posts and other military and civilian living electricity, such as lighting, TV, radio recorder, etc.; (2) 3-5kw household roof grid-connected power generation system; (3) photovoltaic water pump: it can solve the drinking and irrigation of deep Wells in areas without electricity.

2. Transportation field: such as navigation lamp, traffic/railway signal lamp, traffic warning/marking lamp, yuxiang street lamp, high-altitude obstacle lamp, highway/railway wireless telephone booth, power supply for unattended road class, etc.

3. Communications/communications: solar unattended microwave relay station, optical cable maintenance station, broadcasting/communication/paging power supply system; Rural carrier telephone photovoltaic system, small communication machine, soldier GPS power supply and so on.

4. Petroleum, Marine and meteorological fields: oil pipeline and reservoir gate cathodic protection solar power supply system, oil drilling platform life and emergency power supply, Marine detection equipment, meteorological/hydrological observation equipment, etc.

5. Power supply for home lamps: such as garden lamps, street lamps, hand-carried lamps, camping lamps, climbing lamps, fishing lamps, black light lamps, glue cutting lamps, energy saving lamps, etc.

6. Photovoltaic power station: 10kw-50mw independent photovoltaic power station, wind-solar (chai) complementary power station, charging station of various large parking plants, etc.

7. Solar building: the combination of solar power generation and building materials will make future large-scale buildings self-sufficient in electricity, which is a major development direction in the future.

8. Other fields include: (1) supporting cars: solar energy vehicles/electric vehicles, battery charging equipment, automobile air-conditioning, ventilation fan, cold drink box, etc.; (2) a regenerative power generation system for solar hydrogen fuel cells; (3) power supply for seawater desalination equipment; (4) satellite, spacecraft, space solar power station, etc.