请看下这句话有什么不合适的地方吗,如果有请帮改下

请看下这句话有什么不合适的地方吗,如果有请帮改下
the changes of Chinese herbal medicines’ components are been studied in the process of concocting and storing of these medicines.As a result,the efficacies of Chinese herbal medicine and the establishment and execution of quality standards of Chinese herbal medicines as well as its preparation are ensured.