Ge Long Hui·2025-12-22 03:36Group 1 - The CPO concept stocks in the A-share market continued to perform strongly on December 22, with notable gains in several companies [1] - Changxin Bochuang saw an increase of over 13%, while Hengtong Optic-Electric and Changfei Optical Fiber hit the daily limit with a 10% rise [1] - Other companies such as Zhongtian Technology, Xinyi Sheng, and Fenghuo Communication also experienced significant gains, with increases ranging from 5% to over 7% [1] Group 2 - Changfei Optical Fiber and Xinyi Sheng reached historical highs in their stock prices [1] - The table provided shows various companies, their stock codes, percentage increases, total market capitalization, and year-to-date performance, highlighting Changxin Bochuang's market cap at 46.2 billion and a year-to-date increase of 241.58% [2] - Other companies listed include Hengtong Optic-Electric with a market cap of 64.5 billion and a year-to-date increase of 54.12%, and Zhongtian Technology with a market cap of 67.2 billion and a year-to-date increase of 40.37% [2]