Gulf Energy Development Public Company Limited (GULF) sent GULF1 Company Limited (GULF1), a subsidiary in which the Company holds 99.99% stake involving in businesses related to solar energy in Thailand including solar rooftops, to join forces with SCG Cleanergy Company Limited (SCG Cleanergy), a company that operates renewable energy businesses in which The Siam Cement Public Company Limited (SCC) holds 100.00% stake, to establish SG Solar Company Limited (SG Solar) in Thailand as a joint venture company with GULF1 and SCG Cleanergy holding 50% stake and 50% stake, respectively.