China. (Imperial Post Office - French Post Office). 1900. Envelope addressed to Berlin bearing Chinese Imperial Post SG 113, 10c green tied by Tientsin date stamp '21sr April', routed via the French and Imperial Post Office Shanghai with French Post Office in China SG 9, 25c black/ rose tied by Shang-Hai Chine double ring '27/4' and Berlin arrival on reverse. Nice combination.