Wuhan has 13 districts, among which Jiang'an, Jianghan, Qiaokou, Hanyang, Wuchang, Hongshan and Qingshan Districts are downtowns while Dongxihu, Caidian, Jiangxia, Huangpi, Xinzhou and Hannan Districts are new towns. Wuchang, Hanyang, Jiang'an, Jianghan and Qiaokou Districts are old towns. Wuhan also has three state-level development zones, i.e. Wuhan Economic and Technological Development Zone (Zhuankou Development Zone), East Lake Hi-Tech Development Zone (Optical Valley of China) and Wuhan Wujiashan Economic and Technological Development Zone. Now the number of registered permanent residents is about 9,790,000.