[NEW YORK] US stock indexes marched to new highs at open on Friday, driven by optimism over corporate earnings, upbeat economic data and indications of resilience in China's economy.

The Dow Jones Industrial Average rose 15.67 points, or 0.05 per cent, at the open to 29,313.31.

The S&P 500 opened higher by 6.85 points, or 0.21 per cent, at 3,323.66. The Nasdaq Composite gained 35.24 points, or 0.38 per cent, to 9,392.37 at the opening bell.

REUTERS