Qiaochen technology Co., Ltd. In April 6, 2007 the completion of huazhong university of science and technology of public management intelligent elv systems construction work, and through the use of units completion acceptance. One structured cabling systems subsystem in 5 July 2007 through the hubei province integrated wiring product quality supervision, inspection and test, the test, the operation, the quality qualified rate 100%, and by the hubei province integrated wiring product quality supervision, inspection and issue "building integrated wiring system inspection report.