"Human lubricant manufacturers" on Chinese supplies market is still in its infancy, I believe that with the gradual change in people's sexual attitudes, calm acceptance of the pleasure, and all kinds of phenomena of tolerance and understanding, "Human lubricant manufacturers"will be popular in the market for large-scale, catch up on the whole billion dollars US lubricants market share. Many people believe that sex is the glue that couples can repair everyday disagreements and contradictions. But "Human lubricant manufacturers" have failed the day. For example, by age, psychological stress, hormones and other factors, women's vaginal secretions will be "short supply" situation, the result is more pain than joy.