WorkVenture gives you an inside look at what it's like to work at WATER TECH SYSTEM Co., Ltd., office & team photos, reviews and more. This is the WATER TECH SYSTEM Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at WATER TECH SYSTEM Co., Ltd..Apply to El GauchoApply to Thai Swedish ChamberApply to ManulifeApply to Pop Construction Trading