Condensed Consolidated Statements of Cash Flows (USD $)	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities
Net income	$ 157,131	$ 257,699
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation	146,184	145,411
Income taxes	13,221	52,656
Allowance for doubtful accounts	75,855
Loss on disposal of property and equipment		373
Share-based compensation		43,420
Investment income	(527)	(1,227)
Changes in operating assets and liabilities
Trade receivables	(369,164)	205,495
Inventories	(467,877)	(960,594)
Other receivables and deposits	(571,763)	66,832
Trade payables	400,167	438,798
Other payables, deposits received and accrued expenses	384,120	(919,637)
Income tax payable	49,823
Net cash flows used in operating activities	(182,830)	(670,774)
Cash flows from investing activities
Acquisition of short-term investments	(761,980)	(731,556)
Proceeds from disposal of short-term investments	458,687	732,783
Proceeds from disposal of property and equipment		56
Acquisition of property and equipment	(24,007)	(11,501)
Increase in restricted cash	(152,720)
Net cash flows used in investing activities	(1,611,163)	(10,218)
Cash flows from financing activities
Proceeds from bank loans	1,527,200	2,194,671
Repayment of bank loans	(1,069,040)	(936,393)
Loan from a stockholder	228,995	172
Increase in restricted cash		(438,934)
Net cash flows from financing activities	687,155	819,516
Effect of foreign currency translation on cash and cash equivalents	15,693	1,855
Net (decrease) increase in cash and cash equivalents	(1,091,145)	140,379
Cash and cash equivalents - beginning of period	1,629,530	869,495
Cash and cash equivalents - end of period	538,385	1,009,874
Supplemental disclosures for cash flow information
Interest paid	63,162	42,125
Income taxes paid	6,638
Related Party
Cash flows from investing activities
Loan	(1,069,040)
Third Party
Cash flows from investing activities
Loan	$ (62,103)