5101 Class

Hong Kong-based airline and helicopter companies

以香港作基地的航空公司及直升機公司

Classification Hierarchy

H — Transportation, storage, postal and cour... › 51 › 510 › 5101

Related Codes in the Same Group

5102

Local representative offices of overseas airline companies

海外航空公司的駐港辦事處

 5109

Air transport services n.e.c.

其他航空運輸服務