Al-Mayadeen reported: tripartite negotiations between Tehran, Beijing and Muscat The correspondent of the "Al-Mayadeen" network in Beijing, citing an Asian source, reported that these days tripartite negotiations are underway between Iran, Oman and China. The source, who did not reveal his name, said: "A senior official in Iran's Foreign Ministry participated in a closed tripartite meeting that included the foreign ministers of China and Oman, as well as the Iranian ambassador." The report states: "The Sultan of Oman's visit to Beijing was not only ceremonial and the bilateral relations were of secondary importance. The priority of this trip was to discuss Oman's new mediation between Tehran and Washington with China's full economic and security guarantees.