Signet Industries Ltd Formerly known as Signet Industries Ltd. Signet Industries Limited is an India-based merchant trading manufacturing company. The Company operates through three segments: Manufacturing, Wind Power Unit and Trading. The Company's Manufacturing segment is engaged in the manufacturing of irrigation and plastic products. The Wind Power Unit segment includes wind turbine power units. The Trading segment is engaged in merchant trading of various products. The Company's geographical segments include domestic and export markets. The Company is primarily engaged in merchant trading of all kinds of polymers and other products and manufacturing of micro-irrigation systems (DRIP), sprinkler pipe/ polyvinyl chloride (PVC) pipe and agro fittings and its allied products, all types of household and plastic molded furniture. Its product lines include high-density polyethylene (HDPE) pipes and cable ducts, spray pumps, crates and ghamela. The Company generates electricity through windmills in the states of Rajasthan and Maharashtra.