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PREPAID AND OTHER CURRENT ASSETS, NET (Details) ¥ in Thousands, $ in Thousands | Dec. 31, 2020 USD ($) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2019 CNY (¥)
--- | --- | --- | ---
Prepaid and Other Current Assets, Net |  |  |
Amount due from Xihua Group |  | ¥ 49,800 | ¥ 49,800
Receivable from Zhenjiang operating rights |  | 35,000 | 35,000
Prepaid input value-added tax |  | 4,069 | 4,682
Due from former owners |  |  | 2,848
Staff advances |  | 3,723 | 6,591
Rental deposits |  | 2,826 | 5,404
Prepayments to suppliers |  | 9,209 | 13,080
Loans to third party |  |  | 9,000
Subsidy Receivable |  | 4,567 |
Others |  | 8,510 | 11,230
Total before allowance for doubtful accounts |  | 117,704 | 137,635
Less: allowance for doubtful accounts |  | (70) | (4,339)
Total | $ 18,028 | ¥ 117,634 | ¥ 133,296

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