[Dragon and Tiger list | Changying Precision fell 18.92% Today, net sales of the three institutions were 71.3316 million yuan]. Today, Changying Precision fell 18.92%, the turnover was 1.647 billion yuan, and the turnover rate was 11.70%. Shenzhen Stock Connect bought 55.3451 million yuan and sold 253 million yuan, one agency bought 17.8759 million yuan net, and the three institutions sold 71.3316 million yuan net, according to the after-market data.