Hello: I am a professional manufacturer of hyaluronic acid and hyaluronic acid filler for injection. Our products adopt BDDE cross-link technique, and the quality and lasting period is long and good.About our HA Gel , we have three tinds , they are for fine line, derm, deep derm . As a professional manufacture of hyaluronic acid for almost 11 years.We guratten that all our products are made in 100% qualified materials with competitive prices.If you are interest in it , I am gald to introduce more details to you , please feel free to contact me : ellen1206( at) hotmail( dot) com. SKYPE: ellenkong1206 : 86-15064769335 QuFu HaiTao international trading www qfhaitao com