上纬新材短线拉升涨超5%，成交额超4.7亿元，此前早盘一度跌超7%。

Group 1 - The company, Shangwei New Materials, experienced a short-term surge of over 5% in its stock price, with a trading volume exceeding 4.7 billion yuan [1] - Earlier in the trading session, the company's stock had dropped by more than 7% [1]