China. (French Occupation of China). 1891. Stamp-less envelope endorsed 'Troupes d' Indo-Chine' addressed to France cancelled by 'Ninh-Binh/ Tonkin' double ring with circular 'Commandant D' Armees/ Ninh-Binh' in black on face and counter-signed by the Commandant with undated 'Tonkin Corps Exped' and Sevres arrival. Attractive item from the French Occupation.