中流作業
Classification Hierarchy
Container terminal and marine cargo terminal operators
貨櫃碼頭及貨運碼頭營運者
Port facilities operators (except container and marine cargo terminals)
港口設施營運者(貨櫃及貨運碼頭除外)
Container back-up activities
貨櫃後勤活動
Service activities incidental to water transportation n.e.c.
其他水上運輸輔助服務活動