“New progress has been made in the research on the processing of Angelica sinensis in Minxian County, Gansu Province. The team from China Pharmaceutical University compared the effects of three methods: freeze-drying, yin drying, and low-temperature drying after fresh cutting on the quality of the decoction pieces. "The traditional yin drying method performs the best in comprehensively retaining active ingredients, maintaining antioxidant and blood nourishing effects. It is recommended to prioritize the use of traditional yin drying technology in the processing of Angelica sinensis in the production area," laying the foundation for the construction of the Angelica sinensis processing system in the production area.”