- Accumulating 20 years of experience, AST has developed into an innovative one-source supplier for the air filtration market with their filtration products distributed in more than 20 countries worldwide. -
AST keeps pace with the development of the global filtration industry, by establishing long-term partnerships with clients, relative industry association, university research centers, 3rd-party test institutes as well as leading manufacturers of electric-control system, gas-sensors, fan, filtration media and chemical adsorbents; as of today AST has been granted with more than 20 unique national patents.