Thursday’s sharp decline in shares of JD.com (NASDAQ:JD) put pressure on a series of ETFs tied to China’s internet and e-commerce sectors, as investors worried about slowing revenue growth and further pressure for delisting. The sell-off included a substantial drop in the Invesco Golden Dragon China Portfolio ETF (NASDAQ:PGJ) and KraneShares CSI China Internet ETF (NYSEARCA:KWEB). PGJ and KWEB both showed declines of about 10% in Thursday’s midday trading. With the retreats, both ETFs also reached new intraday 52-week lows. The slump in the ETFs coincides with a nearly 14% slide in JD following the release of the Chinese e-commerce...