Winson Holdings Hong Kong Limited, an investment holding company, provides environmental hygiene and related, and airline catering support services in Hong Kong. It offers environmental hygiene services, including public area and office cleaning, and waste disposal, as well as specialized services, such as external curtain wall and window cleaning, marble floor maintenance and restoration, intensive cleaning, and pest control services etc. to residential, commercial and shopping complexes, public utilities, transportation systems, and government bodies. The company also provides pest control services comprising indoor pest management and rodent prevention, and control services that involve spraying of pesticides and fogging treatment, etc. to a range of customers, including government departments, educational institutes, public utilities, transportation systems, and residential, commercial and shopping complexes. In addition, it offers airline catering support services consisting of plating of meals, tray-setting, dry store packing and internal logistic for equipment flow, etc. at flight kitchens of airline catering operators. Further, the company provides property holding services. The company was founded in 1983 and is headquartered in Tsuen Wan, Hong Kong. Winson Holdings Hong Kong Limited is a subsidiary of Sze's Holdings Limited. Address: Tower 2, Nina Tower, Tsuen Wan, Hong Kong