Reg - cs articleship training

Hi frnds, 

All the best & congrats in advance for those who waiting for August 25 result.

And coming to my question, am right now doning my CS Articleship Training with a firm in Chennai and Completed 4 months. Since it is a small firm & 16 Months firm, i cannot able to gather wider knowldege in all CS filed and i can say i have got enough knowldege of all basic secretarial works. And i got a opportunity to get placed in leading Public Company in chennai.

I need to know the formalities and concern authority whom i need to approach for discontinuing from my balance traning period. 

Waiting for positive and helpfull infro from frnds...