Core Insights - The article highlights the top and bottom AH share premium rates as of November 18, with Northeast Electric (00042) leading at 847.37% and Ningde Times (03750) at -7.82% [1][2][3] Top AH Share Premium Rates - Northeast Electric (00042) has a premium rate of 847.37% with H-share priced at 0.285 HKD and A-share at 2.25 CNY [2] - Sinopec Oilfield Service (01033) follows with a premium rate of 296.15%, H-share at 0.780 HKD and A-share at 2.58 CNY [2] - Hongye Futures (03678) ranks third with a premium rate of 275.07%, H-share at 3.490 HKD and A-share at 10.93 CNY [2] Bottom AH Share Premium Rates - Ningde Times (03750) shows a negative premium rate of -7.82%, with H-share at 504.000 HKD and A-share at 387.89 CNY [3] - China Merchants Bank (03968) has a premium rate of -0.08%, H-share at 51.400 HKD and A-share at 42.88 CNY [3] - Heng Rui Pharmaceutical (01276) has a premium rate of 4.52%, with H-share at 70.800 HKD and A-share at 61.78 CNY [3] Top AH Share Deviation Values - Sinopec Oilfield Service (01033) leads in deviation value at 49.38% [1][4] - Zhejiang Shibao (01057) follows with a deviation value of 31.62% [1][4] - Beijing Jingcheng Machinery Electric (00187) has a deviation value of 28.48% [1][4] Bottom AH Share Deviation Values - Ganfeng Lithium (01772) has the lowest deviation value at -13.86% [1][5] - China Life (02628) follows with -12.23% [1][5] - CNOOC Services (02883) has a deviation value of -11.47% [1][5]