China Dredging Environment Protection Holdings Limited is a Hong Kong-based investment holding company principally engaged in capital and reclamation dredging businesses. The Company mainly operates through four segments. Capital and Reclamation Dredging segment is engaged in the provision of capital and reclamation dredging services and related consultation services. Environmental Protection Dredging and Water Management segment is engaged in the provision of dredging or water management services or constructions for promoting environmental interest and water quality. Dredging Related Construction segment is engaged in the provision of ancillary construction works related to capital and reclamation dredging services. Other Marine Business segment is engaged in the provision of marine hoisting, installation, salvaging and vessel chartering, among others.