The installation cost of a solar energy system in 2025 ranges from 30 million VND to 150 million VND, depending on the capacity and type of system. Smaller systems for households have lower costs, while systems for businesses and industrial zones require larger investments. With factors such as equipment prices, technological advancements, and supportive policies, investing in solar energy offers significant economic and environmental benefits. The FiT program has been a major driver of solar power development in Vietnam, offering a tariff of. Vietnam Electricity Group (EVN) has just announced to power units the purchase price of solar power in 2024 from rooftop solar power systems as follows: Vietnam Electricity Group (EVN) has just announced the purchase price of electricity from rooftop solar power systems in 2024.