Cornerstone Technologies Holdings Limited is an investment holding company focused on electric vehicle (EV) charging solutions, operating primarily in Hong Kong, Thailand, and internationally. It supplies integrated EV charging systems—including central management, e-payment hubs, load management, and license plate recognition—and sells EV charging systems. The company also offers EV charging consultancy, maintenance and rental services for chargers, and installs charging-enabling infrastructure, alongside leasing activities. Formerly Elegance Commercial and Financial Printing Group Limited, it changed its name in October 2020, was founded in 1980, and is based in Tsim Sha Tsui, Hong Kong.