29.5% growth in net sales of Rs 10 was reported by commercial vehicle manufacturer Ashok Leyland.It showed a growth of 632.30 million in the first quarter of the current fiscal. During the quarter, sales volume, at 13,320 vehicles was up at 20%. Gross operating margin improved to Rs 890.43 million with a total expenditure of Rs 9,741.87 million.Due to Rs 637.99 million profit before tax and extra ordinary income has improved 25.2% . Managing Director , R Seshasayee that" Operating margins continue to be under pressure with input cost push remaining unabated .The quarters results were aided by by 2 factors-the realisation from the sale of Ductron Castings Unit and 20% improvement in our sales despite a fall in total industry volume.We maintain our guidance of 10% growth in the industry volumes in the current year. We will be enhancing our capacity to77,000 vehicles and hence,are in a position to meet higher market demand."