CONCENTRATION DISCLOSURE - Note 24

6 Months Ended

Jun. 30, 2011

Notes to Financial Statements

CONCENTRATION DISCLOSURE - Note 24

NOTE 24 — CONCENTRATION DISCLOSURE

(a) During the reporting periods, the customers accounting for 10% or more of the Company's consolidated sales were:

Six months ended June 30, 2011	Sales Revenue		% to Total Sales
Tianjin Optical Communication Technology Co., Ltd.	$	20,137,058	17%
Tianjin 712 Communications and Broadcasting Ltd.		15,757,425	13%
TCB Group Electronic & Science CO.,LTD - related party		12,541,921	11%
Larson Limited		14,705,795	13%
Total	$	63,142,199	54%

Six months ended June 30, 2010	Sales revenue		% to Total sales
Beijing Tianyu Langtong Communication Equipment Co., Ltd.	$	14,494,208	15%
Leimone (Tianjin) Industrial Co., Ltd. - related party		11,439,403	12%
Hong Kong Newway International Industrial Limited		20,972,695	22%
Larson Limited		17,527,621	19%
Beijing Baina Wei'er Science And Technology Co., Ltd.		15,645,752	17%
Total	$	80,079,679	85%

(b) During the reporting periods, the suppliers accounting for 10% or more of the Company's consolidated purchases are:

Six months ended June 30, 2011	Total Purchases		% to Total Purchases
Leimone (Tianjin) Industrial Co., Ltd. - related party	$	23,684,030	22%
Tianjin 712 Communication and Broadcasting Co., Ltd.		15,523,282	14%
Total	$	39,207,312	36%

Six months ended June 30, 2010	Total purchases		% to Total purchases
Beijing Beny Wave Science & Technology Co. Ltd	$	26,318,359	32%
Leimone (Tianjin) Industrial Co., Ltd. - related party		19,291,113	24%
Total	$	45,609,472	56%