OPSIS AB is engaged in the development, manufacture, marketing, sales, and service of monitoring equipment and software for monitoring air pollution in ambient air and for monitoring process and emissions gases in the industrial sector. OPSIS also markets and sells services related to such activities. Further, OPSIS develops, manufactures, markets, sells, and services analytical instruments for laboratories in the food and other industries under the LiquidLINE and Liquid Monitoring brands. OPSIS operates worldwide. We work directly with environmental authorities, industries, and other users of the instruments in Sweden, Denmark, and Norway. For sales and maintenance in the rest of the world, we have a network of our own companies, distributors, and other representatives who are among the most competent and experienced in the industry in each country.