Yau Lee Holdings Limited, an investment holding company, engages in the construction business in Hong Kong and internationally. It operates through Construction; Electrical and Mechanical Installation; Building Materials Supply; Property Investment and Development; and Hotel Operations segments. The company is involved in contracting of building construction, plumbing, renovation, maintenance, and fitting-out projects; electrical and mechanical installation; provision of electrical, mechanical, ventilation and air conditioning, fire, and environmental engineering services; and supplying of construction and building materials. It also offers software development; and architectural services. In addition, the company engages in theme painting; development of environmental protection related software and programming activities; energy optimization solution and environmental protection business; licensing of patent; sale of precast products; books distribution and provision of training; trading of building materials and environmental technology products; and hotel management. Further, it provides building information modeling, and other virtual design and construction services; financing services; lift repair and maintenance services; welding services for pipes and fillings; water treatment services; project management and consultancy service; and curtain wall installation services. Yau Lee Holdings Limited was founded in 1958 and is headquartered in Kowloon Bay, Hong Kong.