WorkVenture gives you an inside look at what it's like to work at KOUEI SANGYO (THAILAND) Co., Ltd., office & team photos, reviews and more. This is the KOUEI SANGYO (THAILAND) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at KOUEI SANGYO (THAILAND) Co., Ltd..Apply to ExtraniceApply to Bureau VeritasApply to RamayanaApply to Terabyte Net Solution