WorkVenture gives you an inside look at what it's like to work at K.c. Gems House Co., Ltd., office & team photos, reviews and more. This is the K.c. Gems House Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at K.c. Gems House Co., Ltd..Apply to Testronic LabsApply to LinApply to RentoApply to CDG