Abstract: Milk industry is the pillar industry of Erguna City of Inner Mongolia, and it is an important work to fasten the development of milk industry for present development of agriculture and animal husbandry in Erguna City. Fastening development of milk industry has important realistic meanings for promoting the strategic adjustment of agricultural and rural economic structure, developing second and third industries, increasing peasants′ income, promoting economic development and improving peoples′ healthy level. Some restrictive factors of milk industry development in Erguna City were analyzed, and some countermeasures were put forward to solve the existing problems to further develop the milk industry development in Erguna City, such as strengthening the construction of technical support system, improving cattle variety, strengthening personal training and the construction of cattles′ production socialized service system.