Chinese listed companies posted their fastest profit growth of the year in the third quarter, as a government-led drive to cut excess industrial output drove up margins and the nation's tech self-reliance bolstered demand for semiconductors. The earnings of mainland China-listed companies rose 11.6 per cent from a year ago, compared with a 1.2 per cent increase in the second quarter and 3.2 per cent growth in the January-March period, according to China Merchants Securities. Technology companies led the s ...