Terrui's watering troughs are designed with a combination of water inlet, outlet, heating and Internet of Things (IoT) systems, which are suitable for all kinds of livestock and ensure that the livestock can drink clean and warm water at any time. With the help of the water tank, cows can take enough water after eating, thus promoting food digestion and nutrient absorption, improving and enhancing the digestive function and internal circulatory system of livestock, helping livestock to maintain good gastrointestinal function and take enough nutrients, and playing a positive role in improving production.