WorkVenture gives you an inside look at what it's like to work at J.t.a. Steel Trading Co., Ltd., office & team photos, reviews and more. This is the J.t.a. Steel Trading Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at J.t.a. Steel Trading Co., Ltd..Apply to BanpuApply to Zuellig PharmaApply to Bangkok UniversityApply to WorkVenture Technologies