CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (25,800,045)	$ (69,963,986)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Interest on finance lease obligation	144,881	159,839
Amortization of prepaid land leases	0	761,713
Depreciation and amortization	14,060,927	17,443,318
Allowance for obsolete and slow-moving inventories	0	21,248
Write-off/impairment loss on property, plant and equipment	0	1,397,313
Write-off of prepaid land lease	0	4,004,788
Loss on demolition of factory	0	(18,644,473)
Impairment for goodwill	0	(27,966,050)
Unrealized translation difference	(421,657)	(1,315,454)
Deferred tax asset	2,746,770	(13,087,855)
Stock-based compensation expense - options	45,900	496,200
Shares issued from treasury stock for services	21,600	0
Changes in assets and liabilities:
Accounts receivable	(5,070,180)	30,241,680
Other receivables	11,794	(11,289)
Inventories	(700,476)	1,192,262
Prepayments and deposits	14,166	(81,469)
Payable and accrued expenses	(102,963)	(106,163)
Retention payable	0	(597,991)
Taxes payable	(374,575)	175,994
Operating lease	114,746	0
Net cash (used in) provided by operating activities	(15,309,112)	17,340,671
CASH FLOWS USED IN INVESTING ACTIVITIES
Additions of prepaid land leases	0	(680,975)
Purchase of property, plant and equipment	(60,611,949)	(35,273,307)
Net cash used in investing activities	(60,611,949)	(35,954,282)
CASH FLOWS USED IN FINANCING ACTIVITIES
Repayment of capital lease obligation	(275,509)	(294,295)
Net cash used in financing activities	(275,509)	(294,295)
EFFECTS OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	(2,500,379)	(10,999,918)
NET DECREASE IN CASH AND CASH EQUIVALENTS	(78,696,949)	(29,907,824)
CASH AND CASH EQUIVALENTS - BEGINNING OF YEAR	178,998,935	208,906,759
CASH AND CASH EQUIVALENTS - END OF YEAR	100,301,986	178,998,935
Cash paid during the period for:
Income taxes	0	0
Operating right-of-use assets obtained in exchange for lease obligations	8,241,818	0
SUPPLEMENTAL DISCLOSURE OF CASH NON-CASH INVESTING AND FINANCING ACTIVITIES
Purchase of property, plant and equipment included in retention payable	3,515,132	0
Par value of common stock issued upon cashless exercise of options	$ 379	$ 0

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Amount of cash outflow for the purchase of or improvements to tangible or intangible assets, used to produce goods or deliver services, classified as other.

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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer).

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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