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PREPAYMENTS AND OTHER CURRENT ASSETS (Details) | Dec. 31, 2017 USD ($) | Dec. 31, 2017 CNY (¥) | Dec. 31, 2016 CNY (¥)
--- | --- | --- | ---
PREPAYMENTS AND OTHER CURRENT ASSETS |  |  |
Prepayments and other deposits |  | ¥ 4,575,682,047 | ¥ 5,082,058,275
Receivable from loans to the users |  | 563,531,742 | 87,773,083
Prepaid expenses |  | 424,602,556 | 439,983,044
Receivables from financial institution |  | 96,066,261 | 207,182,863
Others |  | 512,382,566 | 389,988,421
Total | $ 948,659,787 | ¥ 6,172,265,172 | ¥ 6,206,985,686

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