沿海地区已成为我国发达地区的代名词;但是,在发达的沿海地区也交错存在着欠发达、次发达地区。贴近发达地区的欠发达地区发展的一般道路,是尽力改善投资环境,努力创造条件,接受发达地区的辐射,由加工初级产品逐步实现递进式发展。不过,相对而言,这还是一种被动模式。在经济高速 Coastal regions have become synonymous with developed regions in China; however, underdeveloped and sub-developed regions also exist in the developed coastal areas. The general approach to the development of underdeveloped areas that are close to developed regions is to do their utmost to improve the investment environment, work hard to create conditions, receive radiation from developed regions, and gradually develop progressive products from processed primary products. However, relatively speaking, this is still a passive mode. High speed in economy