Xianghai was originally known as "Xianghai", and the national nature reserve is located in Tongyu County, Baicheng, Jilin Province, in the middle of the Horqin grassland. It is a national nature reserve, the total area of the national AAAA-level nature reserve and the international AAA-level nature reserve is 10.67 10,000 hectares, which is a typical grassland landscape. The longest is 45 kilometers from the north to the south, the widest is 42 kilometers from the east to the west, and the west is bordered by the right central flag of Inner Mongolia Ke and the north is adjacent to the city of Weinan. The southern part of the protected area has the Huolin River running through the east and west, the Emutai River in the middle into the wetland, and the north leads the water into the reservoir of the Shao'er River. The protected area spans five township farms, twelve villages and thirty-two natural villages in Tongyu County, and 20,000 people are engaged in agriculture, forestry, animal husbandry, deputy and fishing industries in the area.