Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2018

Intangible Assets [Abstract]

Summary of intangible assets

	Useful life	March 31, 2018			December 31, 2017
Land use rights	45 - 50 years	$	4,294,429		$	4,149,181
Patent use rights	10 years		2,544,772			2,458,701
Other intangible assets	3 – 5 years		1,441,319			92,249
Goodwill	-		52,990			-
			8,333,510			6,700,131
Less: accumulated amortization			(1,500,055	)		(1,305,835	)
		$	6,833,455		$	5,394,296

Schedule of amortization of intangible assets attributable to future periods

Year ending March 31:	Amount
2019	$	641,242
2020		641,242
2021		641,242
2022		641,242
2023		641,242
Thereafter		3,574,255
	$	6,780,465