About Us

Lee Yuen Hong Plumbing & Electrical Engineering is a professional air-conditioning engineering company. We have a team of experienced, skilled and courteous staff to provide quality air-conditioning cleaning, installation, repair and maintenance services to a wide range of clients. Our clients include residential, commercial, industrial and public organizations throughout Hong Kong.


More than

Large Customers

Engineering Projects

Past Clients

Catering Industry

Beauty Industry

Education Sector

Charitable Organizations

Financial sector

Property Management

Fashion Industry

Chain Store

Past large-scale air-conditioning projects

We have been involved in a number of air-conditioning projects for clients including hospitals, schools, non-profit making organizations, and large-scale residential projects.


Air-conditioning Service

  • professional air-conditioning engineering company

Why us?