Objective:To prove the production process( pulverzation processing) by stainless steel pharmaceutical machines of tra-ditional Chinese medicines, including various batches of raw materials, decoction pieces, patent drugs and medicinal subsidiary materi-als, lead to heavy metal chromium exceed the standard. Methods:According to ChP 2010 version Vol 1 appendixⅨB“lead, cad-mium, arsenic, mercury, copper determination method”, referring to ChP 2010 version Vol 2 gelatin capsules “chrome check stand-ard”. Results:Most of the test data showed that the chromium content of the sample exceeded the standard in varying degrees. Con-clusion:Pharmaceutical machinery and equipment using stainless steel lead to chromium exceed the standard in Chinese medicine pro-duction process, bring hidden trouble to the quality of the products.