Dalian Changxing Island near the port industrial district located at the Liaodong Peninsula west side middle, the Bohai Sea east bank, the total area 349.5 square kilometers, by Changxing Island, Xizhong Island, the phoenix calls the island, the exchange island, the camel island five islands to be composed, the Changxing Island main island area 252.5 square kilometers, are the Chinese fifth Oshima (Taiwan, Hainan, Zhoushan, Chongming), north of Yangtze River the first Oshima. in 2002 is listed as the provincial level development zone, on 2005 June 24 establishes near the port industrial district, is Dalian one of 4 opening to the outside world forerunner areas. Changxing Island has Dalian Bohai Sea seacoast finest harbor resources, is after the big kiln harbor port district, may supply Dalian in the future in several 10 years the sustained development important port site. The Ministry of Communications has integrated it to "Promotes Northeast Old Industrial base Road Water communication Development project", is one of prioritize fine deep water port districts. The waterfront fruitful in resources, constructs the port condition to be superior. Five islands rotary island waterfront total length 189.3 kilometers, suitable port and industry waterfront total length 130 kilometers, plan waterfront 91.2 kilometers. Disembark 400 meter, 1000 meter, 5000 meters water depths may amount to the - 20 meters separately, the - 30 meters, the - 50 meters. Five islands are the independent islands, by the insufficiency 500 meters channels and the mainland great distance, is suitable for the construction unique policy-type region. The land territory area is broad, below 60 meters contour lines may use the land area 207 square kilometers, between the islands the epicontinental sea shallow seas and tidelands and the salt field area 260 square kilometers, may scour blows the field to make above 100 square kilometers. The Changxing Island three surrounding seases, the channel, is independent islands at the same time, may form the enclosed area, is advantageous for the seal management, suitable to set up the special area for processing export products and the free-trade zone. Changxing Island attendance east longitude 121°32 ' 11 " - 121°13 ' 19 ", north latitude 39°29 ' 26 " - 39°39 ' 15 ". The marine westing Qinhuangdao port 84 nautical miles, the Tianjin Port 170 nautical miles, south are apart from Lyushunkou and the Bohai Sea channel 59 nautical miles, the northing camp buccal groove 66 nautical miles; On land northing Shenyang 292 kilometers, south are apart from the Dalian 130 kilometers, east is apart from Shen to be greatly high speed, Ha-da railroad and the Ha-da railroad passenger transportation special line insufficient 30 kilometers. Faces the link Bohai Sea economic cycle finest estuary, also leads to the Northeast center most convenient big channel, regarding relates middle Liaoning the urban cluster and the northeast economic zone has the important strategic location