Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.10.0.1
Subsequent Events (Details) - USD ($)
1 Months Ended
Jul. 31, 2018
Jul. 17, 2018
Jun. 30, 2018
Dec. 31, 2017
Subsequent Events (Textual)        
Borrowings from bank     $ 19,949,823 $ 23,185,700
Subsequent Event [Member] | China Development Bank [Member] | Loan Agreement [Member]        
Subsequent Events (Textual)        
Borrowings from bank $ 13,200,000      
Loan due date Jul. 30, 2026      
Annual interest rate 5.39%      
Subsequent Event [Member] | Board of Directors [Member]        
Subsequent Events (Textual)        
Cash dividend per share   $ 0.01