Wu says that Sun Ten uses a low-temperature vacuum method that speeds up the process and prevents the breakdown and loss of active ingredients that can result from high-temperature processing.
吳漢樹指出，順天堂採用真空低溫方式濃縮中藥，不僅可以縮短時間，還可以避免有效成分在高溫中被破壞、流失。