Production costs were up 23% YoY on the low base of 4QFY20. However, tight cost measures in employee/SG&A; (down 8%/17%) kept the overall operating cost flattish (up just 1.5%). EBITDA subsequently improved 9% YoY to INR5.5b (in-line); EBITDA margins stood at 69.9% (up 140bps YoY). Net profits were flattish (up 2% YoY) at INR4.5b (6% above estimate) on...