(250518) -- COLOMBO, May 18, 2025 (Xinhua) -- Guests take a group photo at the "Clean Sri Lanka" Open Day held by the Chinese state-owned energy giant Sinopec in Nawala, Colombo, Sri Lanka, on May 16, 2025. Sri Lankan Minister of Energy Kumara Jayakody has reaffirmed the nation's commitment to expanding its energy partnership with China, describing China as a "close friend" and outlining ambitious plans for collaboration across petroleum and renewable energy projects. The minister's remarks came as Chinese state-owned energy giant Sinopec marked its first "Clean Sri Lanka" Open Day at the newly upgraded Dilly Fuelling Station in Nawala on Friday. (Xinhua/Wu Yue)