Han Hyo-joo does Samsung VLUU MIRROR ST550 ad

Korean and Chinese actors and actresses are big on product endorsement. You can practically name any product in Korea and China (including Hong Kong) and you'll certainly find a celebrity endorsing it. Han Hyo-joo (Spring Waltz) is among the favourite actresses that receive lots of endorsement. We all know that Korean actress Kim Tae Hee is CF (commercial film) queen. Han Hyo-joo is known as the