To ensure the best output it’s important to have a compatible input and to help our consumer base with that we deliver highest quality Sd Card Tf since 2009. The reason behind our gained popularity in industrial sector is the highly rated product setting that we have achieved over the time, thanks to our technologically advanced production facility situated in Shenzhen, Guangdong, China.chenge computer service Co., Ltd LLC boast unbeatable Sd Card Tf standards, helping us to grow and achieve annual revenue estimating around Approx More Than 1 Billion US Dollar. Started off as a legal entity based on Agency, with initial business capital ranging around US$5 Million - US$10 Million. As leading Manufacturer and Retailer of Sd Card Tf, we take pride in our SD card,TF card,U disk ,Universal charge, setting a benchmark and helping us capture growing export ratio that has now reached US$1 Million - US$2.5 Million. Our journey boasts, 11 Years of export history and this incredible experience led us to Canada,Germany,India,Mexico,United Kingdom,United States export market share.