The sewage treatment system of the Beijing Fengtai resettlement community is in charge of Henan Datang Shengshi Construction Engineering Co., Ltd. Datang Shengshi has rich field experience and specializes in building the sewage treatment station system of the community. The sewage treatment system uses our company's fluorescent dissolved oxygen meter, sludge concentration meter and ultrasonic level meter and other instruments for monitoring the water level and water quality of the sewage treatment process.