Through Wash & Wax, the Wilson Group provides car wash and car beautification services at a number of service centres throughout Hong Kong.

The customer service hotlines are 2111 8000 for centres in Hong Kong and 3106 3300 for centres in Kowloon and the New Territories. The locations of Wash & Wax service centres are as follows:

Hong Kong Island:
Causeway Bay, World Trade Centre
Causeway Bay, Park Lane Hotel
Causeway Bay, Windsor House
Quarry Bay, Sunway Gardens
Central, Hong Kong Station II
Admiralty Car Park

Kowloon:
Kwun Tong, Millennium City Tower 1
Mei Foo, Mei Foo Sun Chuen
Mongkok, Grand Century Place
Tsim Sha Tsui, Lippo Sun Plaza

New Territories:
Sai Kung, Sai Kung Villa
Shatin, New Town Plaza Phase 1
Shatin, New Town Plaza Phase 3
Sheung Shui, Landmark North
Tseung Kwan O, East Point City
Tsuen Wan, Tsuen Wan Plaza
Yuen Long, Ho Shun Fook Building