WorkVenture gives you an inside look at what it's like to work at Power-tech Advanced Systems Co., Ltd., office & team photos, reviews and more. This is the Power-tech Advanced Systems Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Power-tech Advanced Systems Co., Ltd..Apply to Siam Orchard GroupApply to LoxleyApply to KimberlyApply to Sanook