WorkVenture gives you an inside look at what it's like to work at Thai Prasan Sion Tech Co., Ltd., office & team photos, reviews and more. This is the Thai Prasan Sion Tech Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Thai Prasan Sion Tech Co., Ltd..Apply to LionBridgeApply to O PLUSApply to Food ProjectApply to WorkVenture Technologies