CoolStar Innovation Technology Limited

CoolStar Innovation Technology Limited (abbreviated as CoolStar) was incubated by a research team from the Hong Kong University of Science and Technology (HKUST). The company has currently established a professional operation team, comprising 3 full-time staff and 1 part-time technical advisor, and is continuously recruiting more full-time professionals in technology and marketing to ensure fulfilment of milestones of product development and marketing as planned.
Dr Runhua Zhou, who obtained his PhD in Mechanical Engineering from HKUST in 2011, serves full-time CEO of CoolStar, taking charge of overall company operations, strategic planning, and core team formation.
Professor Sun Qingping, who earned his PhD from Tsinghua University in 1989, is currently a Chair Professor in the Department of Mechanical and Aerospace Engineering at HKUST. He also serves as the Chief Consulting Scientist in the team, playing a key role in core technology development and guidance.
Mr Tian Chao, who graduated from Huazhong University of Science and Technology (HUST) in 2005 with a Bachelor of Science degree, and possesses twenty years of experience in market research and industry analysis, serves full-time as the company's Chief Marketing Officer (CMO).
Mr Wu Di, who graduated with a master's degree from the Hong Kong Polytechnic University in 2025, joined the team as a full-time Marketing Officer in October 2025.

CoolStar Innovation Technology Limited (abbreviated as CoolStar), incubated by the HKUST research team, has developed a series of high performance Shape Memory Alloys (SMAs) and a zero-carbon, energy-saving and environmentally friendly solid-state elasto-caloric refrigeration technology based on SMAs, which has the advantages of 50% energy saving compared to the current vapour compression refrigeration technology, no GHG emission, 100% recyclability of the SMAs, safe and quiet. This cutting-edge refrigeration technology can be widely applied to home refrigeration appliances (air conditioners, refrigerators), cold chain refrigeration systems, thermal management systems of electric vehicles and lithium batteries, cooling systems for data centres, and commercial HVAC. CoolStar is pushing forward to reshape the refrigeration industry, making significant contributions to a greener and more sustainable future.