an joined the door of Mr. Jingzhi. As a disciple of the closed door, he was quite taken care of by Mr. Jingzhi.""and Mr. Jingzhi has a close relationship with Duan Jinjiang. He seems to have had a rel..."in other words, the exchange between the government offices of the two countries, unified and scheduled management and information exchange for travelers and trade between the two countries, and then...