At the end of Shang Dynasty, the word "Luo (four tones)" in Oracle Bone Inscriptions when Di Yihe conquered Dongyi was today's Baotu Spring, which traced the historical record of Jinan Spring back to 3544 years ago (namely 1542 BC). Night view of Jinan Jinan [Jinan /tsian/Chi-nan], also known as "Quancheng", is an important strategic city in the middle and lower reaches of the Yellow River and the southern wing of the Bohai Economic Belt, the capital of Shandong Province, a major coastal economic province in eastern China, one of the national historical and cultural cities announced by the State Council, the political, cultural, economic, financial and educational center of the whole province, one of the coastal open cities approved by the state, and fifteen sub-provincial cities. Jinan military area command Command, one of the seven military regions in China. Headquarters of Jinan Railway Bureau, one of the national 16 railway bureaus. Jinan, located in the middle and west of Shandong Province, has a history of more than 2,000 years. It is one of the important birthplaces of Chinese civilization and a world-famous prehistoric culture-Longshan culture. The Neolithic sites in this area include Chengziya, the Great Wall of Qi before Qin Changcheng, Lingyan Temple, which is known as "the first plastic sculpture in China", and painted Luohan in Song Dynasty. China's first collection of poems, The Book of Songs, contains Tan Ren's satirical poem Dadong, which is the earliest extant document about Jinan. Guo Tombstone Temple in Xiaotangshan, Jinan is the earliest existing ground building in China. The Simen Pagoda built in Sui Dynasty is the oldest existing stone pagoda in China, all of which are national key cultural relics protection units. Shun, the leader of primitive tribes in China, was born and lived in Jinan (about 22nd century BC), and Jinan was formally established in July 1929. It is located at 36 degrees 40 minutes north latitude and 1 17 degrees 00 minutes east longitude, with Taishan in the south and the Yellow River in the north, and is located in Qilu land. It is a continental monsoon climate zone with four distinct seasons and abundant sunshine. The annual average temperature is 14℃ and the annual average rainfall is 650-700 mm. It governs six districts, three counties and one county-level city with a total area of 8,227 square kilometers. At the end of 2008, the total registered population was 6.58 million; The resident population is about 7 million, of which the urban population has reached 3.53 million. It is one of the "Top 50 Cities with Comprehensive Strength" and "Top 40 Cities with Hard Investment Environment". The host city of the 11th National Games and the 7th China (International) Garden and Flower Expo.