AI电商概念股全线上涨，光云科技、值得买20CM涨停

Core Viewpoint - The AI e-commerce concept stocks in the A-share market experienced a significant increase, with multiple stocks reaching their daily limit up, indicating strong investor interest and market momentum [1]. Group 1: Stock Performance - Kai Chun Co., Ltd. (301001) saw a 20% increase, with a total market value of 3.413 billion and a year-to-date increase of 44.41% [2]. - Guangyun Technology (688365) also rose by 20%, achieving a market value of 14.6 billion and a year-to-date increase of 102.73% [2]. - Zhi De Mai (300785) increased by 20%, with a market value of 16.7 billion and a year-to-date increase of 91.44% [2]. - Mei Deng Technology (920227) rose by 17.91%, with a market value of 4.089 billion and a year-to-date increase of 75.29% [2]. - Li Ren Li Zhuang (605136) increased by 10.04%, with a market value of 5.31 billion and a year-to-date increase of 21.10% [2]. - Jia Mei Packaging (002969) rose by 10.03%, with a market value of 19.4 billion and a year-to-date increase of 52.53% [2]. - Sanjiang Shopping (601116) increased by 10.01%, with a market value of 11.4 billion and a year-to-date increase of 51.63% [2]. - Xin Hua Du (002264) rose by 10.01%, with a market value of 7.911 billion and a year-to-date increase of 24.46% [2]. - Mei Nian Health (002044) increased by 9.99%, with a market value of 31.9 billion and a year-to-date increase of 54.36% [2]. - Shi Ji Information (002153) rose by 9.97%, with a market value of 40 billion and a year-to-date increase of 35.46% [2]. - Cha Hua Co., Ltd. (603615) increased by 8.02%, with a market value of 6.517 billion and a year-to-date increase of 15.27% [2]. - Yi Wang Yi Chuang (300792) rose by 7.77%, with a market value of 10.5 billion and a year-to-date increase of 56.38% [2]. - Yin Li Media (603598) increased by 7.11%, with a market value of 9.057 billion and a year-to-date increase of 97.76% [2]. - Mei Ke Home (600337) rose by 6.47%, with a market value of 5.202 billion and a year-to-date increase of 23.97% [2]. - Wan Xing Technology (300624) increased by 6.13%, with a market value of 21.6 billion and a year-to-date increase of 57.89% [2]. - Jia Jia Yue (603708) rose by 5.86%, with a market value of 8.879 billion and a year-to-date increase of 17.58% [2]. - San Tai Co., Ltd. (301558) increased by 5.84%, with a market value of 7.715 billion and a year-to-date increase of 20.00% [2].