Total yearly Sales for garment division is Rs. 350Cr. That is approx 1Cr everyday. At the Avg price of $1 - $1.25 per pcs. That is 1.3 - 1.7lakh pcs per day. This corrobates with the Knitting lines calculation of 2lakh pcs per day.
I would say the per day production of KGL is in the range of 1.75lakh pcs.
Now we need to compare the cost and selling price of KGL with other competitors to understand exactly how are they able to get 20% OPM, is it due to lower costs or due to higher prices, that will spell out exactly the competitive advantage of KGL. Donald may be your contact within the industry will be able to give a better picture here.