Dear Sir,
Greetings from IndiaSofttel, We reviewed your requirement for developing report using d3.js and it's looking fine. We have excellent experieince in working on d3 and we checked your attached pdf and it's looking good for me .
We are one of the Freelance company in India who work on PHP , Wordpress, Joomla and Open Source platforms.
We are looking forward to talk with and work.
Regards,
IndiaSoft