It, Harbin Renhuang Bioengineering Co., Ltd, is an enterprise which can research and develop, manufacture and sell products. Its factory is located in A Cheng Hi-tech Industrial Park in Harbin, Heilongjiang Province, in China. The factory covers an area of 0.6 million square meters. The company had acquired GMP authentication of China government. Mr. Han , general manager and concurrently chief bioengineer , inventor of making-teck of SOD, and other researchers have been working hard for more than ten years, have developed 17 kinds of new products of international leading technology , Chinese initiation, no toxicity and no side aftereffect though advanced extractable technology ---health ,herbs and SOD products with medical function , and won many prizes of China government and local governments.
Harbin Renhuang Bioengineering Co., Ltd has developed medical function products of SOD according to five theories ( life science, traditional Chinese medicine, Western medicine, traditional Chinese pharmacology, nutriology) and compatible principle of  traditional Chinese medicine.(clearance, harmonization, replenishment, cure) the products  are  initial in China and the formulas of them are unique. they can clean all kinds of rubbish inside the body , make you healthy.