My name is Ruan YiFeng (Ruan Yifeng), and this is my blog. You can call me Frank. I was born in 1970s.I am an Economics Ph.D, graduated from Shanghai University of Finance and Economics, and now am employed by a local college in Shanghai.I am also an IT developer focusing on web technology, and a strong advocate and believer of Free Software.In spare time, I like reading book, surfing internet, watching movie and taking a leisurely walk outdoors. This blog focuses on all the things I love.