WorkVenture gives you an inside look at what it's like to work at Hyl Petrogas Pipeline Engineering (thailand) Co., Ltd., office & team photos, reviews and more. This is the Hyl Petrogas Pipeline Engineering (thailand) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Hyl Petrogas Pipeline Engineering (thailand) Co., Ltd..Apply to Gla NatureApply to PlothausApply to MerriesApply to KKDC