Watermelon frost of Tang Dynasty is authentic.

Are you asking "Is Yifutang watermelon frost genuine?" ? Brand watermelon frost is authentic.

Yifutang is an enterprise mainly engaged in the popularization and application of science and technology, and its products are processed and produced in the form of Chinese herbal pieces, without sucrose and other raw materials. Yifutang watermelon frost has passed strict quality control and inspection, and meets the relevant national regulations and standards. Therefore, it can be considered that Yifutang watermelon frost is genuine.