WorkVenture gives you an inside look at what it's like to work at Blue Sapphire Factory Co., Ltd., office & team photos, reviews and more. This is the Blue Sapphire Factory Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Blue Sapphire Factory Co., Ltd..Apply to Thai machioApply to NSTDAApply to PaitanglifeApply to WV