WorkVenture gives you an inside look at what it's like to work at I.s.r. Service Co., Ltd., office & team photos, reviews and more. This is the I.s.r. Service Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at I.s.r. Service Co., Ltd..Apply to JC&CO PUBLIC RELATIONSApply to control textileApply to BossupApply to Zuellig Pharma