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5. FINANCE LEASE RIGHT-OF-USE ASSETS | 3 Months Ended
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Mar. 31, 2021
Leases [Abstract] |
5. FINANCE LEASE RIGHT-OF-USE ASSETS | Property, plant and equipment under finance lease, net consist of the following:
|  | March 31, 2021 |  | December 31, 2020
At cost: |  |  |  |  |  |  |  |
Buildings |  | $ | 125,231 |  |  | $ | 126,120 |
Plant and machinery |  |  | 2,290,926 |  |  |  | 2,307,184 |
Total |  |  | 2,416,157 |  |  |  | 2,433,304 |
Less: Accumulated depreciation and amortization |  |  | (2,232,607 | ) |  |  | (2,247,032 | )
Net book value |  | $ | 183,550 |  |  | $ | 186,272 |
The above buildings erected on parcels of land located in Shouguang, PRC, are collectively owned by local townships. The Company has not been able to obtain property ownership certificates over these buildings as the Company could not obtain land use rights certificates on the underlying parcels of land. During the three-month period ended March 31, 2021, depreciation and amortization expense totaled $1,428, which was recorded in direct labor and factory overheads incurred during plant shutdown. During the three-month period ended March 31, 2020, depreciation and amortization expense totaled $1,327, which was recorded in direct labor and factory overheads incurred during plant shutdown.

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