Can I know about B.Tech through distance?

Please avoid doing your under graduation through distance learning, you can pursue your Master's degree through distance even when you are working in a company. Distance learning degree worth less than the regular degree holders. Moreover, B.Tech is not a course which an individual can be good at by

BITS Pilani WILP division offers two engineering degree courses through distance learning i.e. B.Tech Engineering Technology and B.Tech Process Engineering . You may refer to following link for details: http://www.bits-pilani.ac.in/university/wilp/ProgrammesforIndividuals. You can also do AMIE Sec

Why would you do that? There are numerous engineering institutes which provide quality education through a full-time regular course, go for it rather than just getting a degree through distance.