WorkVenture gives you an inside look at what it's like to work at Tgs Colour Gems Co., Ltd., office & team photos, reviews and more. This is the Tgs Colour Gems Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Tgs Colour Gems Co., Ltd..Apply to totApply to Ps Design AgencyApply to AsiolaApply to Baker Tilly