Apple Inc. is working to bring its AI features to China by the middle of this year, accelerating a complex undertaking that has required software changes and deep reliance on local partners.The iPhone maker has several teams in China and the US working to adapt its Apple Intelligence platform for the region, aiming for a launch as early as May, according to people with knowledge of the matter. In addition to the engineering work, Apple still faces regulatory hurdles in China, said the people, wh...