HKEx CEO Li says trading link with Shenzhen to go live in days

(Adds HKEx CEO comments, last year's China stock market tumble) Nov 18 (Reuters) - A long-awaited stock trading link between Hong Kong and Shenzhen will go live "in a few more days," Charles Li, the chief executive of Hong Kong Exchanges and Clearing Ltd, said on Friday, further opening capital markets in the world's second-largest economy to international investors. The launch will extend an existing trading link between Hong Kong and Shanghai, allowing foreign investors to trade stocks in Shen