By Josh Ye HONG KONG (Reuters) – Pony Ma, chief executive and co-founder of Tencent Holdings, has said that the company’s video games business faces great challenges from competitors but is catching up in artificial intelligence (AI) development. Ma, speaking at Tencent’s annual meeting in a stadium in Shenzhen on Monday, said that the company has been resting on its laurels in gaming while competitors have delivered new hits. Video games account for more than 30% of Tencent’s revenue. Chinese media outlet Jiemian published parts of Ma’s speech online. A person with direct knowledge of the mat…