John Hancock and nano science and Technology Co Ltd   

China health care product for external use field since 2010 has entered a period of rapid development, is the scientific community and the medical profession called "wonders of nature and health effect of the best" tourmaline "was applied to the external health care field is a comprehensive breakthrough the high-tech humanity and human health well-being. Overall look at the development of China's health care products market, the advantages of external health care is self-evident, one is that it improves the efficiency of effective ingredients, and external health care products is extremely safe, all oral health care products can not be 100% purity, and many have impurities or unknown, are likely to cause potential damage to the body, external health care products to solve such problems, and higher economic income to people's pursuit of high quality of life...