Where a defendant in a Chinese lawsuit was the same entity as a defendant in prior U.S. suit, and claims arose out of same transaction as those in the prior suit, the plaintiff could not litigate a new suit after losing.The 7th U.S. Circuit Court of Appeals affirmed a decision by U.S. District Judge Harry D. Leinenweber.Nalco and David Chen conducted a joint venture to sell environmental equipment in China. Nalco owns 55 percent of the venture, Chen 40 percent and a third party 5 percent. When the joint venture encountered …