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: