HE the Secretary General of the Ministry of Foreign Affairs, Dr Ahmed bin Hassan al-Hammadi, on Wednesday held a farewell ceremony in honour of the outgoing ambassadors of China, Australia and Burkina Faso to Qatar, Li Chen, Axel Wabenhorst and Adama Compaore. The ceremony, which was held at the Diplomatic Club, was attended by a number of heads of diplomatic missions and offices accredited to Qatar in addition to directors of departments of the Ministry of Foreign Affairs.