WorkVenture gives you an inside look at what it's like to work at MASTER LINE BUSINESS Co., Ltd., office & team photos, reviews and more. This is the MASTER LINE BUSINESS Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at MASTER LINE BUSINESS Co., Ltd..Apply to Golden CreamApply to SCS FootwearApply to Starbucks CoffeeApply to WV