Chong Kin Group Holdings Limited is a Cayman Islands-based investment holding company. The Company is a concrete services provider in Hong Kong. The Company is engaged in providing concrete placing services and other ancillary services (such as provision of sundry, cleaning services for construction sites and rental of concrete placing machinery). The Company operates as a subcontractor for both public sector projects, including building and infrastructure-related projects, and private sector projects, which are building-related projects in Hong Kong. The Company has approximately 30 projects, including projects in progress, as well as projects that have not yet been commenced. The Company operates its business through four subsidiaries, such as Kam Fung Engineering Limited, Sang Fu Engineering Limited, Global Sunny Engineering Limited and Richway mechanical Engineering Co., Limited.