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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands | Class A Ordinary Shares Ordinary shares | Class C Ordinary Shares Ordinary shares | Additional paid-in capital | Statutory reserves | Accumulated deficit | Accumulated other comprehensive income | Non- controlling Interest | Total
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2020 | $ 115 | $ 13 | $ 513,976 | $ 615 | $ (495,769) | $ 1,765 | $ (315) | $ 20,400
Balance (in shares) at Dec. 31, 2020 | 41,923,276 | 4,708,415 |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |  |  |
Share-based compensation |  |  | 139 |  |  |  |  | 139
Issuance of ordinary shares for restricted stock award | $ 0 |  | 0 |  |  |  |  |
Issuance of ordinary shares for restricted stock award (in shares) | 50,000 |  |  |  |  |  |  |
Impact on changing the reporting currency |  |  |  |  |  | (112) |  | (112)
Unrealized gain on investment, net of income taxes |  |  |  |  |  | (16) |  | (16)
Deregistration of subsidiaries |  |  |  | (59) | 59 |  | 526 | 526
Capital injection from minority shareholders |  |  |  |  |  |  | 16 | 16
Net income (loss) |  |  |  |  | 470 |  | (157) | 313
Balance at Dec. 31, 2021 | $ 115 | $ 13 | 514,115 | 556 | (495,240) | 1,637 | 70 | 21,266
Balance (in shares) at Dec. 31, 2021 | 41,973,276 | 4,708,415 |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |  |  |
Share-based compensation |  |  | 1,083 |  |  |  |  | 1,083
Issuance of ordinary shares for restricted stock award | $ 16 |  | (16) |  |  |  |  |
Issuance of ordinary shares for restricted stock award (in shares) | 5,445,833 |  |  |  |  |  |  |
Impact on changing the reporting currency |  |  |  |  | 1,298 | (1,637) |  | (339)
Unrealized gain on investment, net of income taxes |  |  |  | $ (556) | 556 |  | (17) | (17)
Capital injection from minority shareholders |  |  |  |  |  |  | 182 | 182
Net income (loss) |  |  |  |  | (14,073) |  | $ (235) | (14,308)
Balance at Dec. 31, 2022 | $ 131 | $ 13 | 515,182 |  | (507,459) |  |  | 7,867
Balance (in shares) at Dec. 31, 2022 | 47,419,109 | 4,708,415 |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |  |  |
Issuance of ordinary shares in a registered direct offering | $ 15 |  | 1,849 |  |  |  |  | 1,864
Issuance of ordinary shares in a registered direct offering (in shares) | 5,000,000 |  |  |  |  |  |  |
Impact on changing the reporting currency |  |  |  |  |  | (128) |  | (128)
Net income (loss) |  |  |  |  | (3,175) |  |  | (3,175)
Balance at Dec. 31, 2023 | $ 146 | $ 13 | $ 517,031 |  | $ (510,634) | $ (128) |  | $ 6,428
Balance (in shares) at Dec. 31, 2023 | 52,419,109 | 4,708,415 |  |  |  |  |  |

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