3a2e1c96_HKEx_News_Release__Spread_Combination
[Initial Margin (HK$)] 298 per spread [Maintenance Margin (HK$)] 238 per spread [Spread Combination] 
4th month vs 7th month 4th month vs 8th month 4th month vs 9th month 4th month vs 10th month 5th month vs 7th month 5th month vs 8th month 5th month vs 9th month 5th month vs 10th month 6th month vs 7th month 6th month vs 8th month 6th month vs 9th month 6th month vs 10th month
HKEx News Release
Spread Combination