customers

The leading media sales company in the Greater China region

A diversified technology, media and financial services company.

Software. Hardware. Complete

The global market leader in the logistics industry.

A leading supplier of advanced POS technology solutions and services.

The worldwide leader in networking.

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

A premier telecommunications provider in Hong Kong.

The manufacture of imaging and optical products.

One-stop security solution.

A multinational information technology corporation.

MTR Corporate Hong Kong
contact
Tree System Limited
Room 13, 13/F,
Sing Win Factory Building,
15 Shing Yip Street,
Kwun Tong, Hong Kong
Tel: (852) 3427 8198
Fax: (852) 3007 5898
Email: