Do you know what a gold collar, a white collar and a black collar are? Please introduce it in detail. thank you

Golden collar: refers to successful enterprise managers and wealthy people with superior economic conditions. White-collar workers refer to professional and technical personnel working in high-grade office buildings. They are characterized by high education and high income, mainly including government staff, teachers, various civil servants, scientific researchers and so on. The following focuses on the emerging blue-collar class in China. The so-called black collar is relative to a clean white-collar worker. Their clothes are black, their cars are black and their faces are black. Their income is hidden, their life is hidden, their work is hidden ... the so-called concealment is like a black man standing in the dark. You know where he is, and he knows where he is, but you don't know what he is and what he is doing. They drive "their own" large-displacement brand-name cars, go in and out of high-end restaurants and nightclubs, sit in first class or soft sleeper, stay in star-rated hotels, have several luxury houses in prime locations, buy a full set of mahogany furniture, work in the office building with the best location, the best landscape, the most luxurious decoration and the safest quality, work independently, have meals, have meetings, drink Maotai Wuliangye, enjoy high-priced Pu 'er, and smoke the best Chinese, VIP and so on. Collect antiques, calligraphy and painting, jewelry, gold, high-end clubs, Rolex, Louis Vuitton, luxury goods, top international brands, golf, going abroad, immigration, passports, Las Vegas, beauty and weight loss massage, organizing physical examination, recuperation, free medical treatment, aristocratic schools, MBO, full-time study, party schools, servants, couples, raising Tibetan mastiffs, paid vacations .. They monopolize politics. Their rise constitutes a remarkable pole of China's new dual society. In addition to not equipped with a spouse in the legal sense, others enjoy free supply. This is the emerging blue-collar class that blooms everywhere in China's first, second and third tier cities. They are a huge group working for the government and state-owned monopoly enterprises. It can be said that China Black Collar is the most shameless group in the world! (Refer to Lang Xianping's fury: China's black collar is the most shameless group in the world! Answer in the article, hoping to help ask the Lord! ! )