Wai Chun Sin

Keio Holdings Ltd. is an investment company with interests in engineering solutions. It operates through the Electrical and Mechanical Engineering Services, and Maintenance Services segments. The Electrical and Mechanical Engineering Services includes electrical systems, motor vehicle air conditioning, plumbing and drainage systems, and fire services systems The Maintenance Services segment provides design, supply, installation, testing and commissioning and maintenance services for a range of buildings and facilities. The company was founded on August 25, 2017 and is headquartered in Hong Kong.

Keio Holdings Ltd. is an investment company with interests in engineering solutions. It operates through the Electrical and Mechanical Engineering Services, and Maintenance Services segments. The Electrical and Mechanical Engineering Services includes electrical systems, motor vehicle air conditioning, plumbing and drainage systems, and fire services systems The Maintenance Services segment provides design, supply, installation, testing and commissioning and maintenance services for a range of buildings and facilities. The company was founded on August 25, 2017 and is headquartered in Hong Kong.

Keio Holdings Ltd. is an investment company with interests in engineering solutions. It operates through the Electrical and Mechanical Engineering Services, and Maintenance Services segments. The Electrical and Mechanical Engineering Services includes electrical systems, motor vehicle air conditioning, plumbing and drainage systems, and fire services systems The Maintenance Services segment provides design, supply, installation, testing and commissioning and maintenance services for a range of buildings and facilities. The company was founded on August 25, 2017 and is headquartered in Hong Kong.

Keio Holdings Ltd. is an investment company with interests in engineering solutions. It operates through the Electrical and Mechanical Engineering Services, and Maintenance Services segments. The Electrical and Mechanical Engineering Services includes electrical systems, motor vehicle air conditioning, plumbing and drainage systems, and fire services systems The Maintenance Services segment provides design, supply, installation, testing and commissioning and maintenance services for a range of buildings and facilities. The company was founded on August 25, 2017 and is headquartered in Hong Kong.

Keio Holdings Ltd. is an investment company with interests in engineering solutions. It operates through the Electrical and Mechanical Engineering Services, and Maintenance Services segments. The Electrical and Mechanical Engineering Services includes electrical systems, motor vehicle air conditioning, plumbing and drainage systems, and fire services systems The Maintenance Services segment provides design, supply, installation, testing and commissioning and maintenance services for a range of buildings and facilities. The company was founded on August 25, 2017 and is headquartered in Hong Kong.