unit of traffic meaning in Chinese

话务量单位
客货运输单位

Police appeal to members of the public who had witnessed the accident and those who might have information to offer to contact the accident investigation unit of traffic kowloon east on 2305 7570 or 2305 7500
警方呼吁任何人如目睹事发经过或可提供资料，请致电二三五七五七或二三五七五与东九龙交通部交通意外调查组的人员联络。
It has also been entitled with “ national advanced unit of traffic system ” , “ national advanced construction enterprise ” , “ advanced unit of project quality controlling in guangxi ” , “ unit for project quality promising in guangxi ” , “ excellent credit unit in guangxi ” , “ advanced construction unit in guangxi ” , advanced unit for equipment management in guangxi ” , etc . . the credit grade of our corporation is grade “ aaa ”
公司相继荣获“全国交通系统先进单位” 、 “全国先进建筑施工企业” 、 “广西建设工程质量管理先进单位” 、 “广西建设工程质量承诺单位” 、 “广西重合同守信用企业” 、 “广西先进建筑施工企业” 、 “广西设备管理先进单位”等荣誉称号，企业资信等级为“ aaa ”级。