As a National High-Tech Enterprise of China with more than 50 invention patents, GaoQ specializes in: Palladium and stainless-steel membranes; Hydrogen generators and purifiers; Filters and filtration engineering; Scientific instruments; Adsorbents; Catalysts. Our customers are from all over the world such as USA, UK, Canada, Germany, Italy, Australia, Korea, Denmark, Norway, Spain, Greece, New Zealand, Singapore, Saudi Arabia, etc.