Hi, Our company name is Qufu Guanglong Biochemical Factory.We are factory specializing in the manufacture and export of Sodium Hyaluronate for 12 years. We have products with food/cosmetic/eyedrop/injection grade, hyaluronic acid gel, health care products and cosmetics, and expressly, our price is very competitive because we are manufacturer, we are the source. Also we have been granted CE certificate. Thank you again to be patient to read through this Email at HAsales1 at hotmail dot com or summer725626 at hotmail dot com and if you have some interest in our products or if you would like to know more information of our products, please feel free to contact me directly. We are looking forwards to hearing from you.