王先生住的是妻子单位的家属宿舍。这天,王先生家中进了小偷,丢了不少值钱的东西,公安机关勘察了王家被盗现场,认为小偷是通过厨房防护栏进入房屋的。而此防护栏是某建筑公司安装的。几年前,这家公司为本楼更换塑钢窗挪动过王先生家的防护栏。王先生认为家中被盗与建筑公司安装 Mr. Wang lives in the family’s quarters of his wife’s unit. This day, Mr. Wang into the thief at home, lost a lot of valuable things, the public security organs surveyed the scene of the theft, that the thief is through the kitchen fence into the house. This fence is a construction company installed. A few years ago, the company changed the plastic windows for the building moved Wang’s home fence. Mr. Wang believes that home theft and construction company installation