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Based on the type of ownership, industries are classified as Private, Public, Joint and Co-operative sector industries.
(i) Private Sector Industries
Industries that are owned and operated by individuals or a group of individuals are called Private sector industries.
Bajaj, Reliance, Tata Consultancy Services, ITC Ltd. , Hindustan Lever Ltd. etc.
(ii) Public Sector Industries
Industries owned and operated by Government are called Public sector industries.
Hindustan Aeronautics Limited (HAL), Bharat Heavy Electricals Ltd (BHEL), Steel Authority of India Ltd (SAIL), National Thermal Power Corporation (NTPC), Oil and Natural Gas Corporation (ONGC), Coal India Limited (CIL)
iii) Joint Sector Industries
Industries owned and operated jointly by the Government and Individuals, or a Group of Individuals, are called Joint sector industries.
Indian Oil Sky Tanking Ltd, Indian Synthetic Rubber Ltd, Mahanagar Gas Ltd, Maruti Udyog, Petronet LNG Ltd etc.
(iv) Co-operative Sector Industries
These Industries are owned and operated jointly by the producers or suppliers of raw materials or workers, or both.
Anand Milk Union Limited (AMUL), Karnataka Milk Federation, Indian Coffee House etc.