70股获券商买入评级，北汽蓝谷目标涨幅达51.02%

Group 1 - On October 23, a total of 70 stocks received buy ratings from brokerages, with 22 stocks announcing target prices [1] - Based on the highest target prices, Beiqi Blue Valley, StarNet RuiJie, and China National Materials ranked highest in target price increase, with increases of 51.02%, 50.73%, and 48.69% respectively [1] - Among the stocks with buy ratings, the Food, Beverage & Tobacco, Capital Goods, and Materials II sectors had the most stocks rated, with 16, 14, and 8 stocks respectively [1] Group 2 - 66 stocks maintained their ratings, while 4 stocks received their first ratings [1] - 10 stocks attracted attention from multiple brokerages, with Guibao Pet, Jin Zai Food, and Qiaqia Food each receiving ratings from 3 brokerages [1]