Nexg Bhd formerly Datasonic Group Bhd functions in the computer technology field. The company's segments include Customised smart card solutions (CSCS), Manufacturing (MA), and Investment Holding (IH). The CSCS segment is engaged in the provision of large-scale customized software and hardware systems for secure identification (ID), total smart card solutions, and information and communications technology (ICT) project management. The MA segment is engaged in the manufacturing of cards and booklets. The IH segment is engaged in investment holding and the provision of management services to the group of companies. The company derives maximum revenue from the CSCS segment.