Hong Kong International Construction Investment Management Group Co., Limited, formerly Tysan Holdings Limited is a Hong Kong-based investment holding company principally engaged in property businesses. The Company operates through four segments. The Foundation Piling segment is engaged in foundation piling and site investigation businesses. The Property Development segment is engaged in the development of properties. Its development properties include The Waterfront, The Riverside and The Pinnacle, among others. The Property Investment and Management segment is mainly engaged in the investment in and management of properties. The Corporate and Others segment is engaged in the corporate operation, the leasing and trading of machinery, as well as electrical and mechanical engineering businesses of the Company.