This unmounted mint full sheet of the 2½ fen value from the 1937 China Mail Issue of Manchukuo showcases the state crest surrounded by a floral wreath of orchids, symbolizing both imperial authority and Manchurian identity. The stamps are printed in violet using gravure printing and display the multiple Chinese characters watermark upright. Measuring 18.5 x 22 mm and perforated 13 x 13½, this sheet comprises 100 stamps in pristine condition, as issued on April 1, 1937. Produced during the Japanese occupation of Manchuria, this issue is part of the standard definitive series meant to reinforce national symbolism through philatelic material. Catalogued as Michel CN-MA 102, Scott CN-MA 112, Yvert et Tellier CN-MA 101, Stanley Gibbons CN-MA 65, China Stamp Society CN-MA MC69, and Sakura CN-MA 68, the issue remains significant for its cultural, political, and aesthetic relevance. The sheet is in excellent mint never hinged condition with full original gum and strong perforations, reflecting collector-grade preservation. Estimate "$300 – 430".