Port says shipments through April increased by double digits.
Production falls more than 40% through April.
Firm has started production at its plant in Sonapur Village, Guwahati.
The country's YTD cement output increased by double digits.
Domestic consumption of cement sank 25.5% through April.
Year to date shipments rose through April.
Decline in sales prompted cut, traders say.
Latest price increase affects cement prices across the country.
Analysts say price increases to continue as demand rises.
Seasonal pickup in demand to boost dispatches in last two months of current fiscal.
National output hits growth rate of 8.7% year on year for the period.
Page 1 of 258