SET index open down 25.69 pts, 1.81 pct

Thai composite stocks index (SET) opened on Monday at 1,391.80, down 25.69 points, or 1.81 per cent in line with most regional shares on revised down China's factory data and concerns over possible shutdown of US government, the first time in 17 years. 
Blue chip SET-50 index was at 948.95, down 18.56 points, or 1.92 per cent.
Top five active (value) stocks: KBANK, PTT, KTB, SCB, BANPU.
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