State regulators have formally charged an Oregon Thai restaurant chain with unlawful labor practices and said they would seek more than $2 million in damages for Thai cooks allegedly discriminated against based on national origin. The Oregon Bureau of Labor and Industries today announced the formal charges against Tigard-based Typhoon Inc. and president Bo Kline. The agency first alleged in May that Typhoon had discriminated against its Thai workers, using special work visas and employment contracts to pay them less, work them longer and subject them to less favorable working conditions than their non-Thai peers…Jim Thomas, an adviser to the board of Typhoon…[said] "This is an ongoing case with no substance, and we can't comment until it's adjudicated,"