Chinese tech companies are facing more scrutiny in the U.S. than ever before. Yet some of China’s artificial intelligence startups are making a rush to grab U.S. customers. The reason: it’s too hard to make any money in China.One example is Beijing-based Moonshot AI, one of China’s most valuable AI startups. Its employees have been working on products that were recently launched in the U.S., including Ohai, an AI role-play chat app available on the Apple and Google mobile app stores, and the web...