亚信安全目标涨幅超70%，联赢激光评级被调低

Group 1: Target Price Increases - During the period from June 16 to June 22, a total of 76 target price increases were issued by brokerages, with notable increases for companies such as AsiaInfo Security, Zhongkong Technology, and Zhenyu Technology, showing target price increases of 74.14%, 70.49%, and 65.21% respectively, across the software development, automation equipment, and battery industries [1][2]. Group 2: Brokerage Recommendations - A total of 212 listed companies received brokerage recommendations during the same period, with Dongshan Precision receiving the highest number of recommendations at 7, followed by Wanda Film with 4, and Small Commodity City with 3 [3][4]. Group 3: Rating Adjustments - Brokerages raised ratings for 9 companies, including Jin Feng Technology, which was upgraded from "Hold" to "Buy" by Tianfeng Securities, and Bertley, which was upgraded from "Hold" to "Buy" by Guojin Securities [4][5]. - Conversely, 3 companies had their ratings lowered, including Lianying Laser, which was downgraded from "Buy" to "Hold" by Dongwu Securities [6][7]. Group 4: First Coverage - A total of 94 instances of first coverage were reported, with Jin Feng Technology receiving a "Buy" rating from Tianfeng Securities, and Tian Shili receiving a "Buy" rating from Dongwu Securities [6][7].