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Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2021

Commitments and Contingencies Disclosure [Abstract]

Schedule of capital commitments

		December 31,				March 31,
		2020				2021
For construction of buildings		$	2,465,092			$	1,995,782
For purchase of equipment			10,308,416				19,255,199
Capital injection			228,115,914				191,817,530
		$	240,889,422			$	213,068,511

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- Definition

Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount.

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