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Type: stamp Issuer: China, PRC Date: 2017 Denom: ? Visibility: public Image owner: none postage 9/17/2017 1.50y multi issue=Promotion of Science Technology Innovation unwmk perf=13 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/4396/367/Promotion-of-Science--amp--Technology-Innovation.jpg Uploaded October 25, 2017, 7:56 pm by Stan Shebs