Mauritania's President Mohamed Ould Abdel Aziz addresses the opening ceremony of the second China-Arab States Economic and Trade Forum in Ningxia's capital city Yinchuan on September 21. The 5-day event will focus on economic and trade cooperation in agriculture, science and technology, energy, finance, tourism and the publishing sector. More than 7,000 delegates, including 1,200 from 76 other countries and regions, are expected to attend the forum and trade fair. [Photo: NXNews.net]