我国沿海大城市群的发展已经进入全新的发展阶段,区域经济的整合面临着新的机遇与挑战。按照我国沿海大城市群的演进趋势和合理布局的需要,借鉴珠三角城市群和长三角城市群扩容和整合的经验,我们认为,包括京津冀、山东半岛、辽东半岛三大城市群在内的环渤海城市圈,与长三角和珠 The development of China’s coastal large-sized urban agglomerations has entered a completely new stage of development. The integration of regional economy is facing new opportunities and challenges. According to the evolution trend and rational distribution of the large coastal cities in our country and using the experience of expansion and integration of the Pearl River Delta urban agglomeration and the Yangtze River Delta urban agglomeration, we believe that the three major urban agglomerations, including Beijing, Tianjin, Shandong Peninsula and Liaodong Peninsula, Bohai Rim, with the Yangtze River Delta and Pearl