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OTHER LONG-TERM ASSETS | 3 Months Ended
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Mar. 31, 2021
OTHER LONG-TERM ASSETS [Abstract] |
OTHER LONG-TERM ASSETS | NOTE 8 – OTHER LONG-TERM ASSETS At March 31, 2021 and December 31, 2020, other long-term assets consisted of the following:
|  | March 31, 2021 |  |  | December 31, 2020 |
Prepayment for property |  | $ | 39,474 |  |  | $ | 39,450 |
Security deposit for land use right |  |  | 750 |  |  |  | 756 |
Others |  |  | 251 |  |  |  | 290 |
Total other long-term assets |  | $ | 40,475 |  |  | $ | 40,496 |
The prepayment for property is for the housing in Lingang, Shanghai, which consists of (1) the contractual amount to acquire the property and (2) capitalized interest charges on the long-term loan related to acquisition of the property, which amounted to $317 as of March 31, 2021. The property is pledged for a long-term loan from China Merchants Bank (note 12).

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