WorkVenture gives you an inside look at what it's like to work at Submankong Petroleum Co., Ltd., office & team photos, reviews and more. This is the Submankong Petroleum Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Submankong Petroleum Co., Ltd..Apply to ButterfireApply to RisoApply to Prestige SelectionApply to URC