WorkVenture gives you an inside look at what it's like to work at BT Song Fa (Thailand) Co., Ltd., office & team photos, reviews and more. This is the BT Song Fa (Thailand) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at BT Song Fa (Thailand) Co., Ltd..Apply to FreemindApply to InvisibleApply to PanjaritApply to WV