เอกสารแก้ไขเพิ่มเติมแบบ 56-1 ประจำปี 2563

Form 56-1 Year 2019 (Thai Version)

Form 56-1 Year 2018 (Thai Version)

Form 56-1 Year 2017 (Thai Version)

Form 56-1 Year 2016 (Thai Version)

Form 56-1 Year 2015 (Thai Version)

Form 56-1 Year 2014 (Thai Version)

Form 56-1 Year 2013 (Thai Version)

Form 56-1 Year 2012 (Thai Version)