Kolkata, June 06: Tata Steel, the country's largest integrated steel plant in the private sector, will float a fully-owned subsidiary company Jamshedpur Utility and Services Company Ltd (Jusco) for taking up activities which are not within the core business of the parent firm. A company release said here that Jusco is expected to offer services more economically and of better quality, and will market its services to all industries in and outside Jamshedpur. Bureau Report