Rashtriya Ispat Nigam Ltd (RINL) has called for expressions of interest from companies interested in partnering for the supply of steel products. RINL's new business model will see it provide finished steel products to interested parties in exchange for working capital funding or raw materials supply. Companies must be in the business of steel making or raw materials used in steel manufacturing to become potential partners. RINL's Vizag steel plant, operating in Andhra Pradesh, has an annual capacity of about 7 million tonnes.