As Shenzhen gears up for November’s Asia-Pacific Economic Cooperation (Apec) summit, the southern Chinese province in which it sits, Guangdong, is making sure its technological prowess also gains global attention. At Saturday’s Asia-Pacific Media Forum, a major media gathering before the summit, a hall was packed with hi-tech products from the province, ranging from a BYD car, DJI drones and Tencent Holdings’ artificial intelligence products, to smartphones from Honor and Vivo. Before the main...