Sales of multilevel marketers plunge last year

Sales at multilevel marketing companies in 2006 decreased sharply from a year ago, weighed down by the corruption scandal of JU Group, the country's largest network marketing company, with a market share of more than 50 percent.

Ju Soo-do, chairman of JU Group, was convicted of misappropriating 28.4 billion won from company coffers and luring about 2 trillion won in investment funds with a f...