Tricyclic urea. All right. According to relevant published data, the nitrogen content of tricyclic urea is as high as 46%, which makes it possible to provide a large amount of nitrogen to crops and promote their growth and development. The production technology, production equipment and quality control of Daqing urea are not as good as tricyclic urea. After special production process, tricyclic urea can release its nutrients smoothly without burning fertilizer or wasting. Tricyclic urea decomposes rapidly in soil, releasing nitrogen, improving soil structure and increasing soil fertility.