Horizontal alliance mainly refers to the interest community formed by business alliance in order to form the necessary scale effect and improve the additional income of enterprises under the great pressure of market competition. Cross-industry cooperation is an enterprise alliance managed by cross-industry alliance, which is the focus of our country.

At present, the enterprises to join the horizontal alliance include cultural communication chain institutions, enterprise management consulting and training chain institutions, travel agencies, book and video publishing institutions, chain teahouses and coffee bars, beauty salons chain institutions, domestic service chain institutions, adult financial education and training chain institutions, quality education and training chain institutions, investment fund management institutions and other enterprise types.