BUZZ-HK-listed Tencent at 6-week low as NBA fans in China seek refund
** Shares of Tencent Holdings Ltd fall as much as 1.7% to HK$318.40, the lowest since Aug.
** Stock tops the most actively traded shares in late trade.
** 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.
** Tencent had said in July that nearly 500 million people watched last season's NBA games on the company's video platform, up threefold since the 2014-15 season.
** As of Tuesday's close, the stock had risen 3.1% this year.
** Tencent has underperformed the Hang Seng Commerce & Industry Index sector by 2.3 percentage points in the past one month.
** The Hong Kong Hang Seng sub-index tracking information technology firms falls 1.3%.
** The Hang Seng China enterprises index eases 0.1%, and the benchmark index slides 0.6%. (Reuters Messaging: firstname.lastname@example.org, editing by Louise Heavens)