Ultrafine powder technology, also known as ultrafine grinding technology or cellular-level micro-grinding technology, can be used to process animal and plant medicinal materials into ultrafine powders with a median particle size suitable for suspension injections, which can further enhance drug absorption in the body and improve drug efficacy. For some precious and rare medicinal materials, applying ultrafine powder technology to process them into ultrafine powders can avoid resource waste while improving absorption rate and efficacy.