Nanjing's Chinese gate is our country extant biggest ancient castle, for the beginning of Ming dynasty capital city's due south gate, latter said that “gathers the valuable gate”, in 1931 changed the Chinese gate. Bright Hongwu from two to eight years (A.D. from 1369 to 1375) expanded in the Nanjing Jiankang prefectural city Nanmen's foundation becomes. The Chinese gate castle thing width 118.5 meters, the north and south length 128 meters, the total area 15168 square meters, the height 20.45 meters, three enceintes of city gate link up by four arched entrances. in each gate has thousand catties floodgates which and the double fan wooden door originally high and low may start, presently only saves the floodgate trough and the gate position trace. The entire enceinte of city gate has Tibet soldier hole 27, can hide the soldier 3000 people. The enceinte of city gate both sides have the slopeway respectively, may ride a horse enters a city. This kind of Tibetan army facility, had the very vital role in the ancient times war. Meets when has the enemy storm, may the enemy soldier admit the city gate, then closes each city gate, the enemy troop truncation is three sections, divides annihilates it, resembles like “catches a turtle in a jar.” the China gate scale is huge, grand magnificent, the structure is complex, the design is ingenious, was our country ancient times the defensive construction, held the important position in the world city wall history of architecture, is listed as the state-level Cultural relic preservation organ. The Chinese gate, the bright synonym gathers the valuable gate, for the beginning of Ming dynasty capital city's due south gate, in 1931 changes to now.
Jiangsu located at Yangtze River, the Huaihe River downstream, shore of Yellow Sea, the East China Sea, north meets Shandong, west continually Anhui, the southeast and Shanghai, Zhejiang border on, is the Yangtse Delta area important component, is situated between the east longitude 116°18 ' -121°57 ', north latitude 30°45 ' - 35°20 ' between. Acquires fame in the Qing Dynasty Jiangning government office and the Soviet state capital two government offices the first character. Is one of Chinese population density highest provinces, the total area 102,600 square kilometers, account for the national total area 1.11%, the continuous nearly 1000 kilometer coastlines are hugging the approximately 9,800,000 Chinese acre gold shallow seas and tidelands. Within the boundaries plain is vast, the land is fertile, the product is rich, the rivers and streams lake is densely covered, in five big fresh water lake's Tai Lake, Hongze Lake recline in this, in the history is known as “the land of plenty” fine reputation, Jiangsu's abbreviation “Soviet” the traditional character is this Italy originally. The Jiangsu history is glorious. Here is the Chinese Wu culture and the Chinese culture birthplace, as early as area Nanjing already was the humanity lives together the place hundreds of thousands of years ago. more than 6000 years ago, nearby nearby Nanjing and Tai Lake as well as Xuzhou and Hongze Lake already presented the primitive village, started the primitive farming production. more than 3000 years ago, Jiangsu bronzeware's smelting and forging, has achieved the very high technical level. 3- the 6th century, Nanjing became south China's economic civilization center. 7- after the 10th century, south the national economical center of gravity moves, has so-called “the world important matter, supinely in southeast” the view, Yangzhou becomes the national liveliest city. A.D. 14- after the mid-17th century, places such as Suzhou, Songjiang District and Nanjing, become the birthplace which our country capitalism germinates. The 19th century end, modern industries and so on silk reeling, spinning and weaving, bread flour, mining coal, in places such as Wuxi, Nantong, Suzhou, Changzhou, Xuzhou emerge one after another. Hereafter, Jiangsu's economy, the social development have been among the best in China.