Redcrown products cover multiple key links in the process of biopharmaceutical research and development and production. Ultrasonic, grinding, and high-pressure homogenizers can be used for sample pre-treatment; ultrasonic cleaning can be used for experimental cleanliness. High and low temperature all-in-one machines are used for drug synthesis to control and adjust temperature conditions in the production process. Freeze dryers are used for freeze drying of biological products to ensure the stability and activity of products during long-term storage.