Yunnan Provincial Bank, 1949 Cashier's Checks (O Pen P'iao) Issue. 1949, 20 Silver Yuan, P-S3029A (S/M#71-12), Issued banknote, Green with red seals and black text, S/N KB10879, PMG graded Choice Extremely Fine 45 but gives the appearance of Uncirculated, Rare note in any condition and this note is one of only 2 graded by PMG. Yunnan Provincial Bank, 1949 Cashier's Checks (O Pen P'iao) Issue. 1949, 20 Silver Yuan, P-S3029A (S/M#71-12), Issued banknote, Green with red seals and black text, S/N KB10879, PMG graded Choice Extremely Fine 45 but gives the appearance of Uncirculated, Rare note in any condition and this note is one of only 2 graded by PMG.