Usha International Limited which is an ISO 9001:2000 certified company for its marketing practices, manufactures Spark Plugs for Multiple Purposes or NGK spark plugs. NGK is a Super Distributor of Usha International Ltd launched in the 2 and 3 wheeler segments. Usha International Limited Spark plugs for multiple purpose includes Conventional Spark Plug, G-Power Spark Plug and Iridium Spark Plug.