That business of developing and printing of photographic films is only a service contract and does not include any element of sale of goods. Hence, question of bifurcating receipts into sales and service elements doe not arise.
The interpretation of the word 'firm ' explained
LIVE Course on Foreign Exchange Management Act (FEMA)(with recording)
LIVE Form 10 B and Form 10BB: Handle Tax Audit Reports of Charitable Organizations(with recording)