Hi, As you are aware the CA Course takes some time due to the articlship and the coverage. Also the pass percentage is low. Therefore there is a shortage of skilled accountants in India and to fill this gap, ICAI has introduce ATC course. This is to enable a medium level qualification to the accountants and therby help the needy organizations.
The details of ATC course can be had form below link: http://shubhamconsultants.blogspot.com/2009/03/accounting-technician-course-by-icai.html