21股获券商买入评级，九洲药业目标涨幅达31.75%

Core Insights - On October 16, a total of 21 stocks received "buy" ratings from brokerages, with 3 stocks announcing target prices [1] - Based on the highest target prices, JiuZhou Pharmaceutical, Aikelan, and GaoNeng Environment ranked highest in target price increase potential, with expected increases of 31.75%, 31.59%, and 20.32% respectively [1] - In terms of rating adjustments, 16 stocks maintained their ratings, while 5 stocks received their first ratings [1] - GaoNeng Environment attracted attention from multiple brokerages, receiving the highest number of ratings with 2 brokerages providing ratings [1] Industry Analysis - The sectors with the most stocks receiving "buy" ratings include Capital Goods, Semiconductors and Semiconductor Equipment, and Commercial and Professional Services, with 4, 3, and 3 stocks respectively [1]