Online game is a typical E-business indusry. Firstly, the problem is pointed out that the present researches on supply chain contracts designed for tangible traditional products have not considered the characteristic of intangible products such as online game industry. Secondly, the members and operation progress of the supply chain are explored in online game industry. Thirdly, a new supply chain contract model is provided for online game industry under the reference to the existed contracts models. At last, a mathematical example is provided, the profits for the whole supply chain and the profits for every member have been compared with between in the new contract model and in the old contract model, and the results shows the new contract model is better.