Private Security Industry

1

The survey also finds the private security industry has expanded throughout the world and private guards now vastly outnumber police officers .

这项调查还发现，私营安全防务业已在全球扩张，私人保镖的人数现在大大超过警察。
2

The Characteristics and Its Use for Reference of Private Security Service Industry in America

美国保安服务业的特点及其借鉴
3

So studying the characteristics of America private security service industry and using its experience for reference will develop and flourish our country 's security service industry .

研究美国保安服务业的特点，借鉴其发展经验，将有利于发展和壮大我国保安服务业。