The most famous of these was a trip of 2,400 km from Canton to Peking in 1655-1657, which enabled him to become an authoritative Western writer on China.
其中最著名的旅行是他在1655-1657年间从广州到北京长达2400公里的旅行，由此他成为当时在西方有关中国主题的权威作家。