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5. PROPERTY, PLANT AND EQUIPMENT UNDER CAPITAL LEASES, NET | 9 Months Ended
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Sep. 30, 2017
Leases [Abstract] |
5. PROPERTY, PLANT AND EQUIPMENT UNDER CAPITAL LEASES, NET | Property, plant and equipment under capital leases, net consist of the following:
|  | September 30, 2017 |  | December 31, 2016
At cost: |  |  |  |  |  |
Buildings |  | $ | 123,988 |  |  | $ | 118,623 |
Plant and machinery |  |  | 2,330,629 |  |  |  | 2,229,775 |
Total |  |  | 2,454,617 |  |  |  | 2,348,398 |
Less: Accumulated depreciation and amortization |  |  | (2,108,912 | ) |  |  | (1,794,141 | )
Net book value |  | $ | 345,705 |  |  | $ | 554,257 |
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 September 30, 2017 and 2016, depreciation and amortization expense totaled $77,527 and $81,618, respectively, which was recorded as cost of net revenue. During the nine-month period ended September 30, 2017 and 2016, depreciation and amortization expense totaled $227,998 and $248,226, respectively, which was recorded as cost of net revenue.

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