WorkVenture gives you an inside look at what it's like to work at Krung Siam Plastic Industry Co., Ltd., office & team photos, reviews and more. This is the Krung Siam Plastic Industry Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Krung Siam Plastic Industry Co., Ltd..Apply to Le LapinApply to EasmedApply to Twooriginal CakeApply to Siam Piwat