Why is Wanzhou called Wanzhou Pinch?

Wanzhou has a long history, and is named after "Wan Chuan Bi Hui" and "Wanshang Biji". Xia Shang belongs to Liangzhou, Zhou belongs to bazi and Qin belongs to baxian. In the twenty-first year of Jian 'an in the Eastern Han Dynasty (2 16), Liu Beifen forbeared to set up Yangqu County to govern Long Beach City today, which was the beginning of Wanzhou County. In the eighth year of Jianxing in Shu and Han Dynasties (230), Nanpu County was established in Yangqu, and the city moved to the south bank of Wanzhou District. In the second year of the Western Wei Dynasty (553), Nanpu was changed to Yuquan County and moved to Jiangbei (now Huancheng Road in Wanzhou District). Northern Zhou dynasty (

557-584), Yuquan County was first changed to Anxiang, then to Wanchuan County, ruled by Zhou Nan and Wanchuan County. In the tenth year of Emperor Kai of Sui Dynasty (598), Wanzhou County was abolished, and Wanchuan County was changed to Nanpu County, which was ruled by the government together. In the third year of Yang Di's great cause (607), Zhou Nan and Nanpu County of this province belonged to Badong County. In the second year of Tang Wude (6 19), Nanpu County was established, which was in charge of Liangshan, Nanpu and Wuning counties. Wude changed Nanpu County to Zhou Pu in eight years. In the eighth year of Zhenguan (634), Zhou Pu changed to Wanzhou, in the first year of Tianbao (742), Wanzhou changed to Nanpu County, and Wanzhou was restored in the first year of Gan Yuan (758), and it was still ruled by Nanpu County. In the 20th year of Yuan Shizu Zhiyuan (1283), Nanpu County of this province entered Wanzhou and led Wuning County. In the fourth year of Hongwu in Ming Dynasty (13 17), Wuning County entered Wanzhou, and in the sixth year (1373), Wanzhou was reduced to Wanxian County. In the 24th year of the Republic of China (1935), Wanxian District was established. In February, Wanxian District was abolished in the State Council, and Wanxian City (prefecture-level city) was established to govern Longbao District, Tiancheng District, Wuqiao District, Kaixian County, liangping county, Zhongxian County, Yunyang County, fengjie county County, Wushan County, Wuxi County and Chengcheng. 1997 12.20. The General Office of the Central Committee and the General Office of the State Council approved the revocation of Wanxian City and its Longbao District, Tiancheng District and Wuqiao District, established Wanxian Immigration Development Zone and Wanxian District in Chongqing, and changed Longbao District, Tiancheng District and Wuqiao District into Longbao Management Committee, Tiancheng Management Committee and Wuqiao Management Committee. Wanxian District has three administrative committees: Longbao, Tiancheng and Wuqiao. Wanxian Immigrant Development Zone is entrusted by Chongqing Municipal Party Committee and Municipal Government to manage Kaixian, Zhongxian, Yunyang, fengjie county, Wushan and Wuxi counties. 1998 On May 22nd, with the approval of the General Office of the Central Committee and the General Office of the State Council, Wanxian District of Chongqing was renamed as Wanzhou Immigrant Development Zone of Chongqing. Wanzhou District governs Longbao Management Committee, Wuqiao Management Committee and Tiancheng Management Committee; On July 19, 2000, the General Office of the Central Committee and the General Office of the State Council approved the cancellation of Chongqing Wanzhou Immigrant Development Zone, and the Longbao Management Committee, Wuqiao Management Committee and Tiancheng Management Committee were renamed as Longbao Immigrant Development Zone, Wuqiao Immigrant Development Zone and Tiancheng Immigrant Development Zone, which were subordinate to Wanzhou District and governed 32 towns, 45 townships and 14 streets. In 2004, Wanzhou adjusted the division of towns (streets), from 92 towns and streets to 52; In April, 2005, the Chongqing Municipal Party Committee and Municipal Government decided to abolish Longbao, Tiancheng and Wuqiao Immigrant Development Zones, and Wanzhou District directly controlled Zhenjie, which governed 13 townships, 28 towns and1sub-district offices.