WorkVenture gives you an inside look at what it's like to work at Piya-anan Petrochemicals Co., Ltd., office & team photos, reviews and more. This is the Piya-anan Petrochemicals Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Piya-anan Petrochemicals Co., Ltd..Apply to Gaggan BangkokApply to RGF HR AgentApply to Home Product CenterApply to WV