WorkVenture gives you an inside look at what it's like to work at Pongsuwan Oil Co., Ltd., office & team photos, reviews and more. This is the Pongsuwan Oil Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Pongsuwan Oil Co., Ltd..Apply to Hino MotorsApply to ChememanApply to Grand Marine SupplyApply to Oopsstuff