Transportation
Such as navigation lights, traffic/railway signal lights, traffic warning/marking lights, street lights, high-altitude obstruction lights, highway/railway wireless telephone booths, unattended road shift power supply, etc.

Communications/Communications Field
Solar unattended microwave relay station, optical cable maintenance station, broadcast/communication/paging power system; rural carrier telephone photovoltaic system, small communication machine, GPS power supply for soldiers, etc.
Petroleum, marine, and meteorological fields
Petroleum pipeline and reservoir gate cathodic protection solar power system, oil drilling platform life and emergency power supply, marine detection equipment, meteorological / hydrological observation equipment, etc.
Household lighting power supply
Such as solar garden lights, street lights, portable lights, camping lights, mountaineering lights, fishing lights, black lights, rubber tapping lights, energy-saving lights, etc.
solar building
Combining solar power generation with building materials to make future large buildings self-sufficient in electricity is a major development direction in the future.