China is the largest producer of solar power in Asia. Solar power produced by the country accounts for more than 25% of its total renewable energy capacity, which stood at 695.8GW in 2018

I think it is China and Japan as well as India and R. of Korea . These countries have the largest solar power in Asia .

Thank you Dr Muhammad Faheem , Prof Dario Ambrosini & Mr Ahmed Badr for your contribution

I think china

As per reported by Google, China is a largest producer of solar energy in asia. China produce around 700 GW and 25% of its total renewable energy capacity.