(250225) -- SOFIA, Feb. 25, 2025 (Xinhua) -- Chinese Ambassador to Bulgaria Dai Qingli (L), Chief Executive Officer of the Bulgarian Post Tzvetilia Stoilkova (C) and President of the Union of Bulgarian Philatelists and former member of the country's parliament Spas Panchev, participate in a launch ceremony of a postage stamp in celebration of Chinese New Year in Sofia, Bulgaria, on Feb. 25, 2025. The Bulgarian Post released a new stamp to mark Chinese New Year, the Year of the Wood Snake, at a ceremony in the Central Post Office Building here on Tuesday. (Photo by Marian Draganov/Xinhua)