Summary of Significant Accounting Policies (Details Textual) ¥ in Millions	12 Months Ended
	Dec. 31, 2016 USD ($) Segment	Dec. 31, 2015 USD ($)	Dec. 31, 2016 CNY (¥)
Summary of Significant Accounting Policies (Textual)
Provision for doubtful accounts	$ 2,962,000	$ 503,000
Land use right, useful life	50 years
Description of allowance recorded on inventory	The Company records an allowance for slow-moving or obsolete materials and finished goods aged more than two years.
Impairment charges of long lived assets
Inspection charges and selling expenses	300,000	200,000
Research and development costs	940,000	2,170,000
PRC received government subsidies	$ 1,120,000	2,530,000
Net operating loss carryforwards	More than 50
Accumulated other comprehensive income	$ (3,297,000)	3,249,000
Assets and liabilities translation rate	Assets and liabilities at December 31, 2016 and 2015 were translated at RMB6.94 and RMB6.49 to $1.00 respectively.
Average translation rate applied to income statement accounts and statement of cash flows	The average translation rates applied to income statement accounts and statement of cash flows for the years ended December 31, 2016 and 2015 were RMB6.64 and RMB6.24 to $1.00, respectively.
Gains or losses from exchange rate fluctuations	$ (690,075)	$ (240,326)
Number of segments | Segment	2
HSBC [Member]
Summary of Significant Accounting Policies (Textual)
Nanjing Branch of HSBC , deposits	$ 2,500,000		¥ 17.4