In the coastal provinces as Bac Lieu, Soc Trang, Kien Giang, etc of mekong delta, the south of Vietnam, one of the most popular craft is net making. After a long trip fishing on the ocean, when the boats getting back, the first thing the fishermen needed is the net mending, so it would be the rush hour of the net factory, all the workers spend all the day on the net; knitting and mending as soon as possible.