業務内容Business content
業務概要
Business overview
上水施設維持管理
Maintenance of Water supply pump station
中水施設維持管理
Maintenance of recycled water supply system
排水施設維持管理
Maintenance of sewage treatment system
厨房排水施設維持管理
Maintenance of kitchen wastewater treatment facilities
特殊排水施設維持管理
Maintenance of factory wastewater treatment facilities