French Indochina , previously spelled as French Indo-China , frequently abbreviated to Đông Pháp ; ຝຣັ່ງແຫຼັມອິນດູຈີນ Cantonese , was officially known as the Indochinese Union in 1886 , and the Indochinese Federation after 1947 .
French Indochina was officially known as the Indochinese Union after 1887 .