Japanese Auto Cuts, and a Drugmaker's Fall

Nissan and Honda weigh major cuts of up to 30% in their China car production. What's driving the trend, and is it likely to speed consolidation in the over supplied industry? And shares of drugmaker CStone fell 40% after it was booted from the Hang Seng Index and China stock connect program due to drops in its stock price. Was the selloff the result of technical issues, loss of investor confidence, or both?