Lei is the President and General Manager of Chukong USA. He is responsible for the North America operation of Chukong Technologies, the leading mobile game developer and publisher in China. Lei runs international business development and is responsible for the company's mobile game publishing business in America and Europe. He was the cofounder of Yeeyan, a social-translations startup. Prior to Yeeyan, Lei held senior engineering, management and product management responsibilities at other Silicon Valley technologies companies, including Oracle, AOL, and Yahoo.