It is time and labor consuming to research, by pure chemical separation-activity screening method, the chemical foundation of efficacy of TCM drug, because its chemical composition is very complex. TCM Chemomics method is for the revelation, comparison and identification of multiple components in mixture from TCM drug. In the present study, Chemomics method was explored to study the hematopoietic constituents of SI-WU-TANG, a famous TCM hematopoietics, with the hope to find out a new method for t...