WorkVenture gives you an inside look at what it's like to work at Technical & Inspection Service Co., Ltd., office & team photos, reviews and more. This is the Technical & Inspection Service Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Technical & Inspection Service Co., Ltd..Apply to Wasana DApply to NJSApply to SIAM HOTLINEApply to WV