Before revision: Oil-paper umbrellas in Vietnam Artist Lê Thị Lựu is using oil paper umbrellas Vietnamese people also have a long tradition of using oil-paper umbrellas, but so far there has been no research on the type of oil-paper umbrellas used by Vietnamese people .
After revision: Oil-paper umbrella in Vietnam Artist Lê Thị Lựu is using oil paper umbrellas Vietnamese people also have a long tradition of using oil-paper umbrellas, but so far there has been no research on the type of oil-paper umbrellas used by Vietnamese people .