Taxation (Schedule of Tax Effect of Each Major Type of Temporary Difference) (Details) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Taxation [Abstract]
Tax loss carry-forward	$ 2,384,431	$ 2,025,888
Allowance for doubtful receivables	71,913	72,124
Allowance for inventory obsolescence	111,968	111,227
Fair value change of currency forwards	(19,984)	(11,372)
Difference for sales cut-off	63,840	49,364
Deferred Revenue	166,653	165,295
Total gross deferred tax assets	2,778,821	2,412,526
Valuation allowance	(1,871,227)	(1,649,572)
Total net deferred tax assets	$ 907,594	$ 762,954

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards.

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