How much do you know about Vietnam when you go abroad to work and go to Vietnam to know what hat culture is?

White hats are gradually becoming unique to women's clothing, but also a symbol and symbol of gender. It is understandable to say that Vietnamese women wear white hats, but it is surprising to say that Vietnamese men wear green hats. Cuckolds are one of the most popular commodities in Vietnam. In both urban and rural areas, most men wear green hats nine times out of ten. In Vietnam, cuckold is not a derogatory term, it is a product of the war. At that time, most Vietnamese had experience as soldiers. In order to prevent bullets from hitting their heads, they chose the same green material as the hat as vegetation.