Bank of China Ltd., one of the country's four major state-owned banks, has opened trading in the Chinese currency to customers in the U.S., representing a symbolic endorsement by Beijing of foreign trading in the yuan. http://online.wsj.com/article/SB10001424052748703791904576076082178393532.html WisdomTree Dreyfus Chinese Yuan ETF (CYB) stockcharts.com/c-sc/sc?s=CYB&p=D&yr=1&mn=3&dy=0&i=p88714027110&r=6922