Ordained a priest on 5 June 1852, he departed for the Far East on 19 Sept. After fifteen months at Hong Kong he arrived at his mission in West Tonkin (northern Vietnam).
Diangkat menjadi pendeta pada 5 Juni 1852, ia ditugaskan ke Timur Jauh pada 19 Sept. Setelah lima belas bulan di Hong Kong, ia datang ke misinya di Tonkin Barat (utara Vietnam).