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SHORT-TERM BORROWINGS | 3 Months Ended
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Mar. 31, 2021
SHORT-TERM BORROWINGS [Abstract] |
SHORT-TERM BORROWINGS | NOTE 9 – SHORT-TERM BORROWINGS At March 31, 2021 and December 31, 2020, short-term and long-term borrowings consisted of the following:
|  | March 31, 2021 |  |  | December 31, 2020 |
Line of credit up to RMB 80,000 from China Everbright Bank, |  |  |  |  |  |
1)due on April 1, 2021 with an annual interest rate of 4.70%. *1 and fully repaid on March 23, 2021. |  |  | - |  |  |  | 4,599 |
2)due on June 27, 2021 with an annual interest rate of 4.25%. *1 |  |  | 1,370 |  |  |  | 1,380 |
3)due on April 29, 2021 with an annual interest rate of 2.80%. *1 and fully repaid on March 23, 2021. |  |  | - |  |  |  | 820 |
4)due on June 27, 2021 with an annual interest rate of 2.70%. *1 |  |  | 2,080 |  |  |  | 2,080 |
5)due on September 30, 2021 with an annual interest rate of 2.50%. *1 |  |  | 2,855 |  |  |  | - |
Line of credit up to RMB 20,000 from Bank of Communications, |  |  |  |  |  |  |  |
1)due on April 12, 2021 with an annual interest rate of 4.65%. |  |  | 1,522 |  |  |  | 1,533 |
2)due on May 24, 2021 with an annual interest rate of 3.65%. |  |  | 1,522 |  |  |  | 1,533 |
Line of credit up to RMB 70,000 from Bank of Shanghai Pudong Branch, |  |  |  |  |  |  |  |
1)due on May 27, 2021 with an annual interest rate of 4.68%. *2 |  |  | 2,557 |  |  |  | 2,575 |
2)due on June 27, 2021 with an annual interest rate of 4.68%. *2 and fully repaid on March 29, 2021. |  |  | - |  |  |  | 1,380 |
3)due on May 28, 2021 with an annual interest rate of 3.48%. *2 |  |  | 2,442 |  |  |  | 2,442 |
4)due on June 7, 2021 with an annual interest rate of 3.50%. *2 |  |  | 1,521 |  |  |  | 1,521 |
5)due on June 16, 2021 with an annual interest rate of 3.50%. *2 |  |  | 1,837 |  |  |  | 1,838 |
Line of credit up to RMB 80,000 from China Merchants Bank, |  |  |  |  |  |  |  |
1)due on August 10, 2021 with annual interest rate of 3.85%. |  |  | 1,370 |  |  |  | 1,380 |
2)due on August 25, 2021 with annual interest rate of 3.85%. |  |  | 3,044 |  |  |  | 3,066 |
3)due on February 1, 2022 with annual interest rate of 3.85%. |  |  | 1,370 |  |  |  | - |
Total |  | $ | 23,490 |  |  | $ | 26,147 |
*1 Guaranteed by ACM’s Chief Executive Officer *2 Guaranteed by ACM’s Chief Executive Officer and CleanChip For the three months ended March 31, 2021 and 2020, interest expense related to short-term borrowings amounted to $189 and $111, respectively.

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- Definition The entire disclosure for short-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -URI http://asc.fasb.org/topic&trid=2208564 + Details
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