When categorized by energy type, hydropower attracted the most funding at USD 2. Solar investment lagged significantly at only USD 264 million. PV has become a key driver for Southeast Asia's renewable energy development amid global net-zero emissions trend, due to the region's abundant sunlight, rapid economic growth, and rising demand for green electricity driven by industrial transformation. The five major PV markets—Vietnam, Thailand. Hong Kong-based Sinovoltaics has recently released the inaugural edition of its Southeast Asia Solar Supply Chain Map 2025, offering valuable insights into the rapidly changing solar manufacturing landscape in the region. Thanks to new data, this edition includes entries such as ICA Solar and United. In 2022, at the 7th ASEAN Energy Outlook meeting, it was forecasted that energy needs by 2050 would be tripled compared with 2020 levels, and this will prompt a shift from fossil fuels to renewables, notably solar and wind.
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This edition of the Southeast Asia Solar Supply Chain Map provides a detailed snapshot of current realities and future ambitions, as the region navigates complex trade, investment, and production challenges.
What's new in the 2025 Southeast Asia Solar supply chain map?
The first 2025 edition of the Southeast Asia Solar Supply Chain Map includes significant revisions and additions, driven by valuable market feedback and the region's evolving geopolitical and industrial dynamics.
Let's explore the solar energy landscape in some key countries within Southeast Asia: Thailand: Thailand has emerged as one of the leading solar energy markets in the region, driven by strong government support and favorable policies. The country offers feed-in tariffs and various incentives to promote solar power adoption.
Positioned near the equator, Southeast Asia's solar irradiance levels was up 10 per cent in 2023, highlighting the region's potential for solar energy advancement. Southeast Asia's total solar and wind energy generation have surged from 4.2 terawatt-hours (TWh) in 2015 to over 50 TWh in 2022.