Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

INCOME TAXES - Earnings (Losses) By Jurisdiction (Details)

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INCOME TAXES - Earnings (Losses) By Jurisdiction (Details)
9 Months Ended 12 Months Ended
Dec. 31, 2017
USD ($)
Dec. 31, 2017
CNY (¥)
Dec. 31, 2016
CNY (¥)
Mar. 31, 2017
CNY (¥)
Mar. 31, 2016
CNY (¥)
Income Taxes          
Earnings before income taxes $ 8,798,446 ¥ 57,245,329 ¥ 65,939,737 ¥ 28,627,579 ¥ 44,972,666
Cayman Islands and British Virgin Islands          
Income Taxes          
Earnings before income taxes   (42,757,651)   (7,439,119) (23,126,473)
PRC          
Income Taxes          
Earnings before income taxes   100,040,452   36,100,641 68,147,366
HKSAR          
Income Taxes          
Earnings before income taxes   ¥ (37,472)   ¥ (33,943) ¥ (48,227)