WorkVenture gives you an inside look at what it's like to work at JB Interproducts Co., Ltd. ASIA JUMBO INDUSTRY CO., LTD., office & team photos, reviews and more. This is the JB Interproducts Co., Ltd. ASIA JUMBO INDUSTRY CO., LTD. Company Page. All content is posted anonymously by employees currently or previously working at JB Interproducts Co., Ltd. ASIA JUMBO INDUSTRY CO., LTD..Apply to SugarstickApply to Masstec LinkApply to Waltz VisionApply to VF sourcing