Group 1 - The top three companies with the highest short positions are WuXi AppTec (02359), Ganfeng Lithium (01772), and Vanke Enterprises (02202), with short ratios of 15.63%, 14.23%, and 13.24% respectively [1][2] - The company with the largest increase in short positions is China Ruifeng (00136), which saw an increase of 2.52%, followed by Vanke Enterprises (02202) with an increase of 1.49%, and Rongchang Biologics (09995) with an increase of 1.18% [1][2] - The companies with the largest decrease in short positions include Zai Ding Pharmaceuticals (09688) with a decrease of 1.31%, Midea Group (00300) with a decrease of 0.80%, and Kanglong Chemical (03759) with a decrease of 0.76% [1][3] Group 2 - The latest short position data shows that the short ratio for WuXi AppTec decreased from 6168.69 million shares to 6050.95 million shares, while Ganfeng Lithium decreased from 5893.42 million shares to 5743.15 million shares [2] - The short ratio for Vanke Enterprises increased from 259 million shares to 292 million shares, indicating a growing bearish sentiment [2] - Other notable companies with significant changes in short positions include ZTE Corporation (00763) and Brilliance China Automotive (01114), with short ratios of 12.54% and 12.18% respectively [2]