WorkVenture gives you an inside look at what it's like to work at Petroleum Gas Technology & Service Co., Ltd., office & team photos, reviews and more. This is the Petroleum Gas Technology & Service Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Petroleum Gas Technology & Service Co., Ltd..Apply to OpenriceApply to Thai machioApply to OmniApply to Longtunman