ºÝºÝߣ

usability ux chinese text input mobile phone design recommendation usability test user study user experience half illiterates xiaonei onsite interview mobile sns kaixin mobile client local chinese social services benchmark test virtual 12 key keypad benchmark mobile text input about face 3 market research wap usability ui design usability techniques neuroreport sci thesis mobile banking china online banking online banking user expected abrasion mobile phone usage non-literates field study chinese illiterates illiterates user research