WorkVenture gives you an inside look at what it's like to work at D & Y Allien Engineering ( Thailand) Co., Ltd., office & team photos, reviews and more. This is the D & Y Allien Engineering ( Thailand) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at D & Y Allien Engineering ( Thailand) Co., Ltd..Apply to RGF HR AgentApply to Prism SolutionsApply to Media BoxesApply to Sahaviriya Steel