WorkVenture gives you an inside look at what it's like to work at U Thai Seng (1981) Co., Ltd., office & team photos, reviews and more. This is the U Thai Seng (1981) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at U Thai Seng (1981) Co., Ltd..Apply to BorisApply to Unmanned AsiaApply to Thai Lion AirApply to WorkVenture Technologies