Introduction: Mochou Village, Zhongxiang City, Ming Xianling, is located in the middle of Hubei Province, in the middle reaches of the Han River, with a population of102.190,000, ranking third in Hubei Province. It now administers 17 townships, 3 state-owned farms and 2 provincial-level economic and technological development zones. Zhongxiang is a famous historical and cultural city in China, an excellent tourist city in China, a world cultural heritage site, a comprehensive experimental zone for national social development, an advanced county and city in science, technology, education and culture, a provincial civilized city and a sanitary city, and a bright pearl in Jianghan Plain.