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LOANS AND BORROWINGS - Borrowings (Details) - CNY (¥) ¥ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Borrowings |  |
Short-term borrowings | ¥ 314,052 | ¥ 239,777
Current portion of long-term borrowings | 638,682 | 388,701
Sub-total | 952,734 | 628,478
Long-term borrowings, excluding current portion | 2,241,895 | 1,509,676
Total loans and borrowings | ¥ 3,194,629 | ¥ 2,138,154

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