customers

A diversified technology, media and financial services company.

An efficient, reliable and user-friendly bus service in Hong Kong

One-stop security solution.

A leading supplier of advanced POS technology solutions and services.

A multinational information technology corporation.

The manufacture of imaging and optical products.

The leading media sales company in the Greater China region

A premier telecommunications provider in Hong Kong.

The global market leader in the logistics industry.

MTR Corporate Hong Kong

Software. Hardware. Complete

The worldwide leader in networking.
contact
Tree System Limited
Room 745, 7/F,
109 How Ming Street,
Kwun Tong, Hong Kong
Tel: (852) 3427 8198
Fax: (852) 3007 5898
Email:
Tree System UK Limited
Banner House 29 Byron Road
Harrow
England HA1 1JR
Tel: (44) 778 297 4228
Email: