WorkVenture gives you an inside look at what it's like to work at Ecs Construction & Service Co., Ltd., office & team photos, reviews and more. This is the Ecs Construction & Service Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Ecs Construction & Service Co., Ltd..Apply to Copper WiredApply to DER Asia ToursApply to AP ThailandApply to WorkVenture Technologies