ELECTRICAL MACHINERY

The earliest production of sewage treatment with the centrifugal blower; the earliest use of biological turntable; the first production of the tower bio-filter; the first for the sludge treatment of the drum drum dehydration type; the earliest development of the center of the pier-type center drive scraping Mud machine, were born here.

ELECTRICAL MACHINERY

The earliest production of sewage treatment with the centrifugal blower; the earliest use of biological turntable; the first production of the tower bio-filter; the first for the sludge treatment of the drum drum dehydration type; the earliest development of the center of the pier-type center drive scraping Mud machine, were born here.