https://www.reuters.com/article/us-china-basketball-tencent-holdings/nba-fans-in-china-seek-refund-from-tencent-as-streaming-suspended-idUSKBN1WO0FL >Some Chinese National Basketball Association (NBA) fans have asked for streaming subscription refunds from exclusive service provider Tencent amid a deepening free speech row, a move that could cause the tech giant financial pain.