The Business Journal this month is publishing small profiles of local Asian-American business owners, such as Stephen Yeoh, who started an information technology company in Thousand Oaks. It's called Asian Entrepreneurs Month, and it coincides with the Asian/Pacific American Heritage Month in May.Like entrepreneurs anywhere, they generally say the rewards of being your own boss are great, but the challenges can be daunting. Yeoh warned that it can be tempting to quit. “Have a strong support system around you,” he advises, because “there will be difficult days.”Read all the profiles in the May 24 issue of the San Fernando Valley Business Journal.