In September 2010, Ghana's former President John Atta Mills visited China on an official visit. Mills and China's former President Hu Jintao, marked the 50th anniversary of diplomatic ties between the two nations, at the Great Hall of the People on 20 September 2010. China reciprocated with an official visit in November 2011, by the vice-chairman of the Standing Committee of the National People's Congress of China, Zhou Tienong who visited Ghana and met with Ghana's President John Dramani Mahama.