XML 144 R99.htm IDEA: XBRL DOCUMENT v3.2.0.727
Bank borrowings (Details 2)
¥ in Millions, $ in Millions
Mar. 31, 2015
USD ($)
Mar. 31, 2015
CNY (¥)
Mar. 31, 2014
CNY (¥)
Long-term Debt, Fiscal Year Maturity [Abstract]      
Within 1 year $ 321 ¥ 1,990 ¥ 1,100
Bank borrowings      
Long-term Debt, Fiscal Year Maturity [Abstract]      
Within 1 year   1,990 ¥ 1,100
Between 1 to 2 years   286  
Between 2 to 3 years   637  
Between 3 to 4 years   471  
Between 4 to 5 years   215  
Total   ¥ 3,599