The Prev index fell by more than 1 per cent and nearly 4000 stocks fell.

Xinhua News Agency, April 21, the index weakened, the Prev index fell more than 1%, the Shenzhen Composite Index fell 1.32%, and the gem index fell 0.64%. Nearly 4000 stocks fell in the two markets, with more than 9 per cent and more than 80 stocks down.