As of the market close on March 18, NE ELECTRIC (00042), Zhejiang Shibao Company Limited (01057), and Sinopec Oilfield Service Corporation (01033) recorded the highest AH share premium rates, at 429.41%, 352.87%, and 305.05% respectively. Conversely, Contemporary Amperex Technology Co., Limited (03750), GigaDevice Semiconductor (03986), and China Merchants Bank (03968) showed the lowest premium rates, at -25.97%, -17.11%, and -2.84% respectively.
In terms of deviation value, which represents the difference between the current premium rate and the 30-day average premium rate, New Energy Ltd (00956), China Energy Engineering Corporation (03996), and Green Dynamics Environmental (01330) occupied the top three positions with deviations of 56.03%, 49.69%, and 32.78%. Meanwhile, NE ELECTRIC (00042), Shandong Molong Petroleum Machinery (00568), and Jingcheng Machinery Electric Company (00187) were at the bottom of the deviation list, with values of -205.04%, -82.35%, and -59.05% respectively.
**Top 10 AH Share Premium Rates (Descending Order)** Stock Name / H-Share Price (HKD) / A-Share Price / Premium Rate / Deviation Value NE ELECTRIC (00042) / 0.510 / 2.25 / 429.41% / -205.04% Zhejiang Shibao Company Limited (01057) / 6.280 / 23.74 / 352.87% / -3.97% Sinopec Oilfield Service Corporation (01033) / 0.990 / 3.35 / 305.05% / 24.00% Honye Financial Products (03678) / 3.320 / 10.44 / 276.81% / 1.19% Nanjing Panda Electronics Company (00553) / 5.560 / 15.12 / 225.72% / -10.35% Cathay Solar Energy (01108) / 3.950 / 10.72 / 224.56% / -0.70% Shanghai Fudan-Zhangjiang Bio-Pharmaceutical (01349) / 3.060 / 8.22 / 220.92% / -6.93% Jingcheng Machinery Electric Company (00187) / 4.990 / 13.17 / 216.23% / -59.05% Andre Juice Group (02218) / 14.860 / 38.14 / 207.40% / -2.72% China Energy Engineering Corporation (03996) / 1.340 / 3.38 / 202.24% / 49.69%
**Bottom 10 AH Share Premium Rates (Ascending Order)** Stock Name / H-Share Price (HKD) / A-Share Price / Premium Rate / Deviation Value Contemporary Amperex Technology Co., Limited (03750) / 650.500 / 402.02 / -25.97% / -9.19% GigaDevice Semiconductor (03986) / 449.800 / 311.25 / -17.11% / -19.80% China Merchants Bank (03968) / 49.280 / 39.97 / -2.84% / 1.01% WuXi AppTec (02359) / 110.200 / 93.49 / 1.62% / 2.67% Jiangsu Hengrui Pharmaceuticals (01276) / 65.500 / 56.88 / 4.02% / 2.86% Weichai Power (02338) / 29.040 / 25.37 / 4.65% / -0.45% Midea Group (00300) / 86.250 / 77.06 / 7.01% / 1.36% Sany Heavy Industry (06031) / 22.380 / 20.54 / 9.92% / 0.03% Zijin Mining Group (02899) / 37.340 / 34.92 / 12.02% / 1.82% Fuyao Glass Industry Group (03606) / 59.650 / 56.83 / 14.12% / 0.56%
**Top 10 AH Share Deviation Values (Descending Order)** Stock Name / H-Share Price (HKD) / A-Share Price / Premium Rate / Deviation Value New Energy Ltd (00956) / 4.430 / 10.49 / 183.52% / 56.03% China Energy Engineering Corporation (03996) / 1.340 / 3.38 / 202.24% / 49.69% Green Dynamics Environmental (01330) / 5.590 / 9.38 / 101.07% / 32.78% Sinopec Oilfield Service Corporation (01033) / 0.990 / 3.35 / 305.05% / 24.00% Angang Steel Company (00347) / 1.720 / 2.68 / 60.81% / 22.28% Sinopec Shanghai Petrochemical (00338) / 1.390 / 3.18 / 174.10% / 20.39% COSCO SHIPPING Energy Transportation (01138) / 19.590 / 24.88 / 52.12% / 18.93% Chenming Paper Group (01812) / 1.240 / 3.04 / 193.55% / 17.39% Guangzhou Automobile Group (02238) / 3.400 / 7.82 / 175.59% / 16.32% Chalieco (02068) / 2.590 / 6.22 / 187.64% / 15.45%
**Bottom 10 AH Share Deviation Values (Ascending Order)** Stock Name / H-Share Price (HKD) / A-Share Price / Premium Rate / Deviation Value NE ELECTRIC (00042) / 0.510 / 2.25 / 429.41% / -205.04% Shandong Molong Petroleum Machinery (00568) / 10.460 / 10.65 / 21.99% / -82.35% Jingcheng Machinery Electric Company (00187) / 4.990 / 13.17 / 216.23% / -59.05% Changfeng Optical Fibre Cable (06869) / 156.300 / 222.93 / 70.84% / -27.58% GigaDevice Semiconductor (03986) / 449.800 / 311.25 / -17.11% / -19.80% Zhejiang Junda Automotive (02865) / 37.180 / 85.65 / 175.93% / -17.88% Shanghai Junshi Biosciences (01877) / 22.140 / 33.36 / 80.49% / -15.63% WOLONG Electrical Group (09981) / 21.300 / 26.54 / 9.01% / -15.09% BBMG Corporation (02009) / 0.800 / 1.87 / 180.00% / -13.15% CSSC Offshore & Marine Engineering (00317) / 15.520 / 31.88 / 146.07% / -12.79%
Note: The deviation value is calculated as the difference between the current premium rate and the stock's average premium rate over the past 30 days.
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