统一投标工具下载地址：
https://download.bqpoint.com/download/downloaddetail.html?SourceFrom=Ztb&ZtbSoftXiaQuCode=0407&ZtbSoftType=tballinclusive
投标工具使用教学视频
https://college.bqpoint.com/college/collegewatchdetail.html?ClassGuid=3673cfc7-6240-4db7-a14b-ecfb06c315cc