New Engine of Guangzhou, National-level Economic and Technological Development Zone of Zengcheng 其他题名：National-level Economic and Technological Development Zone of Zengcheng 新增城：国家级增城经济技术开发区广州发展主引擎：National-level Economic and Technological Development Zone of Zengcheng Guangzhou zengcheng national economic and technological development zone The non-nativeborn population in the economic and technological development zones in China Hangzhou economic and technological development area almanac