China. (French Indo-China). 1902. Registered Imperial Chinese Post 'Red Band' envelope addressed to Haiphong bearing Chinese Imperial Post SG 123, 2c scarlet (3) and SG 125, 5c rose (2) tied by Lungchow date stamp with hand-struck 'R' routed via Lang-Son/ Tonkin bearing French Indo-China SG 15, 40c red/ yellow tied by Lang-Son/ Tonkin double ring. Very fine mixed Indo-China combination paying the sixteen cent Registered Imperial rate and 40 cent for the French Indo-China overseas postage to Haiphong from the border.