XML 41 R18.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Intangible Assets, Net | 12 Months Ended
--- | ---
Dec. 31, 2023
Intangible Assets, Net [Abstract] |
Intangible Assets, net | 11. Intangible Assets, net Intangible assets as of December 31, 2022 and 2023 consisted of the followings:
|  | December 31, 2022 |  |  | December 31, 2023 |
Computer software at cost |  | $ | 104,211 |  |  | $ | 139,732 |
Sewage discharge permit* |  |  | 1,762,129 |  |  |  | 1,715,450 |
|  |  | 1,866,340 |  |  |  | 1,855,182 |
Accumulated amortization |  |  | (557,282 | ) |  |  | (1,013,822 | )
|  | $ | 1,309,058 |  |  | $ | 841,360 |
Amortization expenses were $513,311 and $472,980 for the years ended December 31, 2022 and 2023, respectively. Total future amortization expenses for finite-lived intangible assets were estimated as follows:
2024 |  | $ | 120,896 |
2025 |  |  | 469,557 |
2026 |  |  | 200,893 |
2027 |  |  | 9,197 |
2028 |  |  | 8,236 |
Thereafter |  |  | 32,581 |
Total |  | $ | 841,360 |

X
- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//350-30/tableOfContent + Details
Name: | us-gaap_IntangibleAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration