Bloomberg: "Hanvon Technology Co., the maker of China’s most popular electronic reading device, plans to introduce an e-reader in the U.S. by June or July to challenge Amazon.com Inc.’s Kindle DX. Hanvon, which says it controls as much as 70 percent of the Chinese e-reader market, is targeting educational and professional users with a 9.7-inch-screen device. The Kindle DX is the largest in Amazon’s family of e-readers. ... "