In 1923, Quốc left Paris for Moscow, where he was employed by the Comintern, and participated in the Fifth Comintern Congress in June 1924, before arriving in Canton (present-day Guangzhou), China, in November 1924. In June 1925, Hoàng Văn Chí said that Quốc had betrayed Phan Bội Châu, the head of a rival revolutionary faction, to French police in Shanghai for 100,000 piastres
translations
fiber optics