E-VITY
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About E-VITY

Patented high-stability optical cavity technology

Company Overview

E-VITY Limited is a Hong Kong technology startup specialising in optical efficiency enhancement solutions based on patented high-stability optical cavity technology. An optical cavity is a photon-confinement structure used to improve optical performance, energy efficiency and sensitivity while maintaining high stability and low cost. The company’s main product directions include the Optical Efficiency Enhancer and the CityAir+ Compact UVC Air Purification System, with applications in precision optics, lasers and sensing, UVC air purification and photocatalysis.

Company Focus

High-stability open optical cavity technology for precision optics, lasers and sensing, UVC air purification, and photocatalysis.

Founding Team

Kwong Yee Man

Kwong Yee Man

CEO

PhD students in Material Science and Engineering

Dr. May Thawda PHOO

Dr. May Thawda PHOO

COO

PhD students in Material Science and Engineering

Dr. HUQE Md Rashedul

Dr. HUQE Md Rashedul

CTO

PhD in Material Science and Engineering

Prof JA ZAPIEN

Prof JA ZAPIEN

Scientific Consultant

PhD in physics from Pennsylvania State University

Company Journey

2023

HK Tech 300 Seed Fund (CityU)

2023

HKSTP Ideation

2024

CityU Angel Fund

2024

HKSTP Incubation Programme

2024

4th Asia Exhibition of Innovations and Inventions — Gold Award

2025

50th International Exhibition of Inventions Geneva — Gold Medal

2025

Silicon Valley International Invention Festival — Gold Medal