After the open policies were carried out in the Chinese mainland, open economic coastal areas emerged one after another──special economic zones, coastal open cities, open deltaareas, Hainan Island with special policies, etc., forming one zone with multi-layer and multi-function.This zone bears the favourable geographic condition: 18,000 km long coastal line, many harbours with good natural conditions, the vast hinterland of central economic region and western economic region which are connected by rivers and railway. This zone, with the strong economic foundation and concentrated talent personnel, in addition, Hong Kong, Macao and the hometowns of overseas Chinese being located in it, has the priority for foreign technology introduction and domestic interrectional and interdepartmental links. The development of the zone plays an important role in bringing about the economic development in the central part and the western part of China.