There are two main types of institutions that provide support to small scale industries (SSI) in India - state level institutions and central government institutions. State level institutions include State Directorates of Industries, State Small Scale Industries Development Corporations, District Industries Centers, State Finance Corporations, and Technical Consultancy Organizations. Central government institutions that support SSI include the Department of Small Scale Industries, Small Scale Industries Board, Small Industries Development Organisation, National Small Industries Corporation, Industrial Credit and Investment Corporation of India, and Industrial Finance Corporation of India. These institutions provide various services like financing, training, marketing assistance, infrastructure development, and policy guidance to small businesses.