WorkVenture gives you an inside look at what it's like to work at GREEN ROCK GEMS & JEWELRY Co., Ltd., office & team photos, reviews and more. This is the GREEN ROCK GEMS & JEWELRY Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at GREEN ROCK GEMS & JEWELRY Co., Ltd..Apply to BCISApply to KoliateApply to AvitexApply to Metro