X Act Limited is an interior and architectural design firm based in Hong Kong, specializing in luxurious residential and commercial projects. Founded by Derek Wong in 2000, the firm gained acclaim for its signature design aesthetic, creating harmonious space through means of simple forms and inventive language. The firm approaches each of its projects as an individual research enterprise, investigating each site’s function, potential and requirements to stimulate the development of a fresh spatial vocabulary.

X Act Limited designs on multiple scales, ranging from intimate residences, progressive boutiques to elegant public spaces.