Thai stocks closed up 6.73 points.
Bangkok, Aug 21- The SET closed today at 1,525.85 points, an increase of 6.73 points (+0.44%), trading value of 46,018.47 million baht.The SET closed today at 1,525.85 points, an increase of 6.73 points (+0.44%), trading value of 46,018.47 million bah…