ITI Limited, earlier known as Indian Telephone Industries Limited, is a central public sector undertaking in India. It is under the ownership of Department of Telecommunications, Ministry of Communications, Government of India. It was founded in 1948 as a departmental factory, incorporated as a public company in 1950 and today has six manufacturing facilities at Bangalore, Naini, Mankapur, Raebareli, Palakkad and Srinagar which produce a range of switching, transmission, access and subscriber premises equipment. It is headquartered at Bangalore. It has multi-locational electronic assembly and mechanical manufacturing facilities, countrywide marketing and customer support centers and in-house R&D for absorption of technology, indigenous development of products for in-house manufacturing. It produces GSM mobile equipment at its Mankapur and Raebareli facilities. These two facilities supply more than nine million lines per annum to both domestic as well as foreign markets. Wikipedia