(1) Shanghai Union Surcharge (Issued since 8.1946)Stamp No. Issue date Sheet compositionTD4.1 8.1946 10×5TD4.2 12.1946 10×5TD4.3 5.1948 10×10TD4.4 10.1948 10×10TD4.5 5.1948 10×10TD4.6 9.1946 10×5TD4.7 12.1946 10×10TD4.8 12.1946 10×5TD4.9 12.1946 10×5TD4.10 12.1946 10×5(2) Shanghai San-I Surcharge (Issue in 4.1949) Sheet composition: 10×10 Ten denominations of stamps(1st to 10th) were surcharged by the Union Printing Press of the Chung Hwa Book Co. and the 11th denomination by the San I Printing Press, both of Shanghai. The overprint bears No.5 Regular-Writing characters in two lines across the top and bottom of the stamps, but the character〝圓〞in the overprint made by San I is thicker and larger.