标题（Title） 一般不超过80个字符
Beijing Youhai Technology Co., Ltd-System integration / weak power / structured integrated cabling
（98 个字符）
关键词（KeyWords）一般不超过100个字符
Beijing Youhai Technology Co., Ltd,System integration,weak electricity, structured integrated wiring,monitoring,access control
（126 个字符）
描述（Description）一般不超过200个字符
Beijing Youhai Technology Co., Ltd. is a weak electrical system integration company, focusing on system integration, the company was founded in 2007. We focus on project quality control, project time control, project schedule control, project security con
（255 个字符）
