Tran Thi Hoang Lan is a Vietnamese artist known for her intricate sand paintings created using only multi-colored natural sands arranged meticulously with a spoon into glass jars and containers without any binders. Through her skill and persistence, she is able to position each individual sand particle permanently to create lively romantic scenes imbued with human values. She holds the Guinness World Record for collecting the most varieties of naturally colored sands in Vietnam at 81 different colors.