展会时间:2009-04-01 至 2009-04-03
随着国务院批准重庆成为“新特区”西部大开发转入发展新阶段,重庆安防行业在次迎来了新的商机。由重庆市公安局科技处、重庆市公安局社会公共安全产品行业管理办 ...
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