The legal representative of perfect (shandong) health industries ltd. Is zhiwei zhang, which operates in the areas of nutritional health counselling; research and development of medical technology; development and marketing of medicines, health foods and foods; sale of chinese medicine, cosmetics, medical devices, sterile materials (without dangerous chemicals), hygiene supplies; technical research and development of biological products and technical advice; design, production, brokering and distribution of advertisements; and road transport of ordinary goods (without dangerous chemicals)。