Group 1 - The A-share market saw a collective pullback in CPO concept stocks, with significant declines in several companies [1] - Jingwang Electronics (603228) dropped over 7%, while Cambridge Technology fell by 6% [1] - Other companies such as Huilv Ecology, Zhongji Xuchuang, and Xinyi Sheng also experienced declines exceeding 3% [1] Group 2 - The table lists various companies along with their stock performance, total market capitalization, and year-to-date growth percentages [2] - Jingwang Electronics reported a decline of 7.33% with a total market value of 58.2 billion and a year-to-date increase of 127.01% [2] - Cambridge Technology saw a decrease of 6.06%, with a market cap of 13.7 billion and a year-to-date growth of 26.18% [2] - Huilv Ecology experienced a drop of 4.80%, with a market cap of 10.7 billion and a year-to-date increase of 80.40% [2] - Zhongji Xuchuang and Xinyi Sheng also reported declines of 3.88% and 3.84%, respectively, with market caps of 232.4 billion and 180.8 billion [2]