Introduction to Lake Aibi: As early as 1902, the 28th year of the reign of Emperor Guangxu of the Qing Dynasty, the Qing government started the salt industry here under the system of "official supervision and commercial operation"; during the Republic of China, the salt industry here Also very prosperous. After the founding of New China, the salt industry in Lake Aibi developed rapidly. The total drying area reaches 201.31 hectares; energy, communication and transportation facilities are complete; water lifting, brine extraction, salt accumulation and transportation have been powered and mechanized. The current annual production capacity is: 50,000 tons of raw salt, 15,000 tons of powdered and iodized refined salt, 30,000 tons of magnesium nitrate, and 1,000 tons of magnesium chloride. The salt industry has become a pillar industry of Jinghe County's national economy.