Warm nature is one of the four qi in traditional Chinese medicine, which means that the medicine has four different properties: cold, cool, warm, and hot. Warm and hot foods are suitable for cold constitution and disease syndrome (yin excess or yang deficiency). Its main functions are to warm the body and dispel cold, assist yang and fire, activate blood circulation and unblock collaterals, promote qi and relieve stagnation, and provide aromatic resuscitation.

Rose tea is a type of scented tea in China's reprocessed tea category. It is made from tea leaves and rose flowers. The tea bases used in rose tea include black tea and green tea. In addition to roses, roses and modern roses also have sweet and rich floral fragrance. They can also be used to make scented tea. Among them, semi-open roses have the best quality. The finished tea is sweet, rich in aroma and sweet in taste. The production process of rose tea includes tea base and flower processing, flower splicing, flowering, refire, and jacquard.