 Baptized in 1603 at Nanjing, Paul Xu returned to Shanghai, his native place, and there converted many Chinese to Catholicism.In 1607 he took with him from Beijing Father Lazzaro Cattaneo, who built a residence and a chapel still to be seen at Shanghai.Returning to Beijing, he first followed the Jesuit fathers in their disgrace, was restored to favor in 1628, and died there in 1633.