The Taiwanese Patent Office has granted Chunghwa Chemical Synthesis & Biotech Co. Ltd. (CCSB) a method for preparing amorphous Carfilzomib on September 21, 2018. The patent “Method for Preparing Amorphous Carfilzomib” (I636052) is based on proprietary technology developed by CCSB. This method can produce high yield and high purity of amorphous Carfilzomib. It is suitable for scale-up and mass production.