The Republic of Sudan is located in northeastern Africa, at the crossroads of Sub-Saharan Africa and the Middle East, bordering the Red Sea. Its neighbors are Libya, Egypt, Chad, the Central African Republic, South Sudan, Ethiopia and Eritrea. There are roughly 70 languages spoken throughout Sudan, although Arabic is the official language. Sudan hosts a rapidly industrializing economy and has extensive trade ties with China. The primary industry remains agriculture, with cotton and peanuts the major export crops. Sudan is working to become a hub for the medical industry in East Africa.