Annica Holdings Limited, an investment holding company, engages in the trading of oilfield equipment and related products to the oil and gas exploration, production, and petrochemical industries in Singapore, Malaysia, Indonesia, Thailand, Vietnam, Myanmar, Brunei, and internationally. It also involves in designing industrial plant engineering service systems, as well as in the general wholesale and trading activities. In addition, the company engages in the design, engineering, procurement, construction, and commissioning of solar photovoltaic systems and related products. Further, the company provides renewable energy and green technology business. Additionally, the company engages in the manufacturing of electricity distribution and control apparatus; operation of generation facilities that produce electric energy; and wholesale of industrial machinery, equipment, and supplies. The company was incorporated in 1983 and is based in Singapore.