China. (Indo-Chinese Post Offices in Canton). 1917. Registered envelope addressed to Paris bearing Canton SG 56, 20c violet (pair) tied by Canton/ Chine double ring '4th Juil 17' with framed hand-struck 'R', endorsed 'via Suez' with 'Controle Postal Militaire' censor label tied by oval 'Ouvert/ Par L' Autorite Militaire/ 302' censor cachet with Paris arrival on reverse. Nice item of registered mail from Canton routed via Suez.