Don't tell Kim Ssang Su there's no money in white goods anymore. The 58-year-old chief of LG Electronics Inc.'s appliances unit has proved the skeptics wrong. They declared this was a sunset business, particularly in the face of competition from the low-cost Chinese. "No way," says Kim, whose success earned him a promotion earlier this year to vice-chairman and co-CEO of the South Korean consumer-electronics company. "I see double-digit margins for many more years to come.