¡iAbout Greatech¡j Greatech is an energy, activity and powerful manufactory of Roots Blower manufacturer that has more than 20 years of experience in Roots Blower filed in Taiwan. Our ability include design and producing for various Roots Type Blower, such as Land / Dry Type( Belt Driven, Coupling Driven), Vacuum Type, Silent and Low Electric Type, Submersible Type. We also produce Acoustic Enclosure and plan blower arrangement for customers.