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v3.23.1

Property and Equipment | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Dec. 31, 2022
Property, Plant and Equipment [Abstract] |  |
PROPERTY AND EQUIPMENT | 4. PROPERTY AND EQUIPMENT Property and equipment as of March 31, 2023 and December 31, 2022 are summarized as follows:
|  | March 31, 2023 |  |  | December 31, 2022 |
|  | (Unaudited) |  |  |  |
Land |  | $ | 364,527 |  |  | $ | 361,193 |
Buildings and leasehold improvements |  |  | 2,227,803 |  |  |  | 2,226,687 |
Machinery and equipment |  |  | 1,117,813 |  |  |  | 1,116,789 |
Office equipment |  |  | 175,314 |  |  |  | 173,766 |
|  |  | 3,885,457 |  |  |  | 3,878,435 |
Less: accumulated depreciation |  |  | (3,313,879 | ) |  |  | (3,304,457 | )
Property and equipment, net |  | $ | 571,578 |  |  | $ | 573,978 |
Depreciation expenses were $6,493 and $5,411 for three months ended March 31, 2023 and 2022, respectively. | 5. PROPERTY AND EQUIPMENT Property and equipment as of December 31, 2022 and 2021 are summarized as follows:
|  | December 31, 2022 |  |  | December 31, 2021 |
Land |  | $ | 361,193 |  |  | $ | 400,091 |
Buildings and leasehold improvements |  |  | 2,226,687 |  |  |  | 2,235,061 |
Machinery and equipment |  |  | 1,116,789 |  |  |  | 1,013,376 |
Office equipment |  |  | 173,766 |  |  |  | 191,824 |
|  |  | 3,878,435 |  |  |  | 3,840,352 |
Less: accumulated depreciation |  |  | (3,304,457 | ) |  |  | (3,314,471 | )
Property and equipment, net |  | $ | 573,978 |  |  | $ | 525,881 |
Depreciation expense were $23,799 and $11,993 for the years ended December 31, 2022 and 2021, respectively. As of December 31, 2022 and 2021, Land with book value amounted to approximately $361,193 and $400,091, respectively, were pledged for obtaining bank loan (see Notes 8 Bank loans).

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-7 + Details
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