Τώρα εμφανίζεται Sinkiang - Γραμματόσημα (1920 - 1929) - 4 Γραμματόσημα.
1928
Chang Tso-lin - China Empire Postage Stamps Overprinted
21. Μάιος WM: Κανένα Το μέγεθος του φύλλου: 100 Διάτρηση: 14
![[Chang Tso-lin - China Empire Postage Stamps Overprinted, τύπος F]](https://www.stampworld.com/media/catalogue/Sinkiang/Postage-stamps/F-s.jpg)
![[Chang Tso-lin - China Empire Postage Stamps Overprinted, τύπος F1]](https://www.stampworld.com/media/catalogue/Sinkiang/Postage-stamps/F1-s.jpg)
![[Chang Tso-lin - China Empire Postage Stamps Overprinted, τύπος F2]](https://www.stampworld.com/media/catalogue/Sinkiang/Postage-stamps/F2-s.jpg)
![[Chang Tso-lin - China Empire Postage Stamps Overprinted, τύπος F3]](https://www.stampworld.com/media/catalogue/Sinkiang/Postage-stamps/F3-s.jpg)
