Founded in 1873, CSZ has more than 140 years of experiences in TCM manufacture. Our brand is recognized as the pioneer of high quality TCM. We know that the best herbal
product is only made from the best quality of raw material.Therefore, we started manage from the beginning.
With qualified raw material, certified GMP facilities,QC laboratory, and well-training personnel,we are successfully to guarantee you the safe,effective and high quality of TCM.