Many people are unaware that the "Kuangchi" in Kuangchi Program Service is the name of a person. It commemorates the contacts and friendship between Matteo Ricci and Hsu Kuangchi (1562-1633), an astronomer at the Ming imperial court.
很多人不知道「光啟」是人名，紀念的是明朝禮部尚書徐光啟和利馬竇兩人交往的情誼。