This stamp issue from the Republic of China depicts Dr. Sun Yat-sen and was printed by De La Rue & Co. Ltd. in London as part of the 1931 definitive series. The stamp features a finely engraved portrait of Dr. Sun Yat-sen in an olive green hue within a classical frame flanked by vertical columns and the national emblem above. The denomination is clearly marked “2” in both Arabic and Chinese numerals. Printed using high-quality gravure techniques, the design reflects British engraving precision combined with national symbolism. The block of nine shows uniform centering and sharp perforations with comb perforation of approximately 14. The gumming is original and undisturbed, with full pristine gum on the reverse. Issued on November 12, 1931, the stamps measure 22 x 26 mm and were part of a widely used definitive series during the Republican era, representing political continuity and reverence for the founding father. These stamps served in everyday postal transactions and remain highly collectible due to their aesthetic execution and historical value. The present example is in mint never hinged (MNH) condition with vibrant color and clean margins, showing a fresh appearance both front and back. Estimate "$110 – 140"