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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES |  |
Salary and welfare payable | $ 26,963 | $ 26,011
Accrued expenses | 16,190 | 14,842
Payables for purchase of property, plant and equipment | 2,878 | 2,550
Payables for purchase of educational merchandise | 3,141 | 2,436
Other tax payable | 282 | 635
Consideration payable | 5,719 |
Others | 5,256 | 5,380
Total accrued expenses and other current liabilities | $ 60,429 | $ 51,854

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