Annica Holdings Limited, an investment holding company, supplies oilfield equipment and related products in Brunei, Myanmar, Malaysia, Indonesia, Thailand, Singapore, Vietnam, and internationally. The company operates through Engineering Services; Oil and Gas Equipment; Renewable Energy; and Investment and Others segments. It is also involved in designing industrial plant engineering service systems, as well as in the general wholesale and trading activities; and design, engineering, procurement, construction, and commissioning of solar photovoltaic systems and related products. In addition, the company engages in the renewable energy and green technology business; manufacturing of electricity distribution and control apparatus; operation of generation facilities that produce electric energy; and wholesale of industrial machinery, equipment, and supplies.