Longshan, the world biggest eel farming enterprise in China, headquartered at Longshan Village, Dantu County, Jiangsu Province, found in 1987 with a first capital of USD 3,000 and 5 founder members, is now comprised with 16 subsidiaries, of which 7 are joint ventures. It deals with formulated feed production, eel farming and processing, as well as exportation of roasted eels.

In 1995, its turn-over amounts to USD 500million and expects to increase to USD 1.3billion in 5 years.

Eel has been regarded as tonics and medicines for a long period of time in China. It contains DHA, EPA, 18 kinds of amino acid, Lecithin, Vitamins, minerals, and unsaturated fatty acid, which can prevent the cardiac and cerebral diseases, recover health after operation, and can even make the brain more clever.