Form 56-1 (Thai Version)  
1 Form 56-1 Year 2016 Download
2 Form 56-1 Year 2015 Download
3 Form 56-1 Year 2014 Download
4 Form 56-1 Year 2013 Download
5 Form 56-1 Year 2012 Download
6 Form 56-1 Year 2011 Download
7 Form 56-1 Year 2010 Download
8 Form 56-1 Year 2009 Download