The core activity of HCLTech is to provide IT services and solutions to businesses across various industries, including banking and finance, life sciences and healthcare, consumer services, and others. The services include, but are not limited to: infrastructure services, application services, engineering services, cybersecurity, cloud solutions, digital business, operational technology, product engineering, supply chain management, and unified service management (USM). The company offers its customers tailored solutions to enhance their operational efficiency and drive business growth.