Kwei ling chi manufactured by our factory is according to the Qing dynasty court's prescription by the contemporary well-known pysioians. It contains many valuable drags, which have been extracted by the Chinese traditional method and refined by the modern pharmaceutical skills. It has been manufactured by our factory our twenty years. It has precise prescription and prepared by unique technique and marvelous method. Kwei ling chi with superb effect of therapy is suitable for aryone in poof health in any season.