China News Client, April 7 (Xie Yiguan) On April 7, A shares opened higher, and the Shenzhen Component Index and the ChiNext Index rose more than 3%. As of midday closing, the Shanghai index rose 1.74% to 2812.14 points; the Shenzhen Component Index rose 2.71% to 10384.43 points; the GEM Index rose 2.85% to 1960.94 points. The industry sector is in full swing, and the digital currency concept sector has risen by more than 7%, leading the broader market. There are 15 stocks in the sector with daily limit; another aquatic products, seed industry, artificial meat and other concept sectors rose more than 5%.