Green and Smart is involved in industrial biotechnology R&D and product development. The company has been executing full range of services, including designing, developing, engineering, procuring, constructing, consulting and other ancillary services for biogas.Green & Smart is started doing anaerobic treatment since 1980 and tank digesters from 1984 (have built many types of anaerobic treatments -UASB, complete mix, contact type, etc.) The company also has vast experience in process engineering design services & Turnkey work contract for: