ChanDoo:Excel Chart learning sharing blog is a blog site about sharing and learning excel technology exchange, through this blog to share and learn excel related advice, produce guidance, put forward visual creativity, and users can download excel guidance through the blog.

ChanDoo blog was founded by Purna Duggirala founded, every week to provide 3, 4 articles about the success of the study of Excel technology, so that you through continuous learning to office excel have a more in-depth understanding of the work to help you improve the quality and efficiency of work in the work. Excel training courses are also available to improve your skills and have trained over 3,000 professionals from around the world to date.

Purna Duggirala's technical achievements in excel are very deep, a seemingly simple office application turns out to have so many advanced technical levels, he not only updates technical articles, but also provides some small tools related to excel, is really Convenient and quick, so that your work is twice as fast.