Other Receivables and Prepaid Expenses (Details) (USD $)	Jun. 30, 2012		Dec. 31, 2011
Other Receivables And Prepaid Expenses Details
Advance to employees	$ 112,915		$ 23,882
Deposit for equipment lease	212,689		211,583
Prepaid expenses	224,401		238,857
Bank notes (a)	8,949,931	[1]	9,226,641	[1]
Other	123,108		83,044
Total other receivables	$ 9,623,044		$ 9,784,007

[1] Per purchase contract signed in 2010, CECCC provided mobile phone components to the Company. The Company paid in advance to CECCC by payment of ' bank notes'. During 2011, no purchase transaction was completed. As of June 30, 2012, the total outstanding amount is $8.9 million (RMB 56.6 million) which represents bank notes paid by the bank to CECCC but no purchases made by the Company.