HKQAA Certificate - ISO 9001:2008 Certificate

HKQAA Certificate - ISO 14001:2004 Certificate

HKQAA Certificate - OHSAS 18001:2007 Certificate

EMSD Certificate of Registration of Electrical Contractor

Registered Fire Service Installation Contractor RC1,RC2,RC3

Approved Suppliers of Materials and Special Contractors for Public Works
Electrical Installation Group III
Air-conditioning Installation, Group II (on probation)
Fire Services Installation Group II
Industrial Type Electrical Installation
Audio Electronics Installation
Broadcast Reception Installation
Burglar Alarm and Security Installation
Plumbing Installation, Group II (on probation)

Hong Kong Housing Authority Listed Electrical Contractor

CIC Registration on Primary Register of Voluntary Subcontractor Registration Scheme (R002065)

Specialist Contractor of Ventilation Works Certificate under Building Ordinance

MTR Corporation's Permanent Lists of Qualified Contractors for Operations Projects for the following categories of Works
Building Services
Fire Services
HVAC
LV Electrical Services

Qualified Service Provider for Energy-cum-carbon Audit Projects

Security Company Licence for Installation, maintenance and/or repairing of a security device and/or designing (for any particular premises or place) a security system incorporating a security device