DJ Old Rat is the moniker of Steve Barker, the legendary British broadcaster, music journalist, and host of the long-running On the Wire radio show on BBC Radio Lancashire.

Here he presents underground music from China 2002–2011, Between 2002 and 2011, Barker lived in China working on cultural projects for the British Council. During this decade, he produced and broadcast On The Wire directly from Beijing, embedding himself deeply into China's developing experimental and electronic underground music scene.