CSI Properties Limited 

New Concepts Holdings Limited, an investment holding company, operates in the construction industry in Hong Kong and Mainland China. It operates through Construction Works and Environmental Protection segments. The company's foundation works include construction of bored piles, pipe pile, geotechnically instrumentation, SHP, ELS, pile cap works, decontamination soil, mini-piling works, grout curtain works, and associated GIFW works. It also undertakes civil engineering and general building works. In addition, the company is involved in the construction and operation of kitchen waste treatment plants; and engineering, procurement, and construction of kitchen waste and water treatment business. New Concepts Holdings Limited was founded in 1996 and is headquartered in Kowloon Bay, Hong Kong.