WorkVenture gives you an inside look at what it's like to work at OPTIMA TECH CO., LTD. (HQ), office & team photos, reviews and more. This is the OPTIMA TECH CO., LTD. (HQ) Company Page. All content is posted anonymously by employees currently or previously working at OPTIMA TECH CO., LTD. (HQ).Apply to Mazda Sales (Thailand)Apply to ExpiqueApply to sine education serviceApply to WV