Abstract: Water plays important role in maintaining normal physiological function activities, nutrient metabolism and production performance of livestock． One of effective means to improve growth performance of livestock is to provide adequate, temperature appropriate and clean drinking water． In order to improve livestock breeding level and economic benefits in cold season of northwest China, and solve problem of livestock drinking warm water, research progress of constant temperature drinking water device for cattle was introduced． Application status, advantages and disadvantages of electric heating, solar heating, biogas heating and other heating drinking water devices were analyzed． Development trend was looking forward． Suggestions on the way of constant temperature heating drinking water for cattle farms in different regions of northwest China were put forward．