虹软科技目标价涨幅超45%；保隆科技、海光信息评级被调低丨券商评级观察

Group 1 - The core viewpoint of the article highlights the target price increases for certain companies, with notable gains for Hongsoft Technology, China Railway, and Yifan Pharmaceutical, showing increases of 47.71%, 34.96%, and 32.82% respectively, across the IT services, infrastructure, and chemical pharmaceuticals sectors [1] Group 2 - On February 26, brokerages lowered ratings for two listed companies, with Tianfeng Securities downgrading Baolong Technology from "Buy" to "Hold" and Qunyi Securities (Hong Kong) downgrading Haiguang Information from "Buy" to "Range Trading" [1]