roudsale.com, is a reseller of Electronic equiptment with 7 years&＃39; experience of customer service. E sightway Digital Technology Co.,Ltd,founded in 2010, formerly Beijing Proudsale Electronic Company, is a high-tech enterprise, which integrate the development,production,sales and services into a whole. proudsale.com commits itself to provide the high quality communication products, electronic measure instruments, electronic products maintenance and MCU`s development platform for customers. proudsale.com has been improving the sales and customer service systems, which ensured the effective commucation with customers and the supplyment of high-quality services. The stringent standard for product quality and the upholding of consistent conscience make proudsale.com&＃39;s products sell widely cross Europe, North America South America and Southeast Asia