Organization and Summary of Significant Accounting Policies (Details 1) - USD ($)	Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014	Dec. 31, 2013
Cash balances by geographic area
Total cash and cash equivalents	$ 16,806,962	$ 7,835,791	$ 1,766,655	$ 1,114,873
Total cash and cash equivalents, percentage	100.00%	100.00%
United States [Member]
Cash balances by geographic area
Total cash and cash equivalents	$ 2,054	$ 42,798
Total cash and cash equivalents, percentage	0.01%	0.50%
China [Member]
Cash balances by geographic area
Total cash and cash equivalents	$ 16,804,908	$ 7,792,993
Total cash and cash equivalents, percentage	99.99%	99.50%