More Details Pls View Our Website: Leave us a message and tell us your detailed needsbr br Crystal Code Packaging Technology (Shanghai) Co.,Ltd. (hereinafter Crystal Code) establish in 2011, Subordinate to Crystal Code Package Group. We are a high technology enterprises which is focus on R&D and production for special sticker labels and packaging materials. Main products including package materials for steel, chemical, anti-fake, food and drinks industry. Especially we have abundant experience in highlow temperature resistance labels supply ,we have our own technology and advanced products and have provided entire professional solution to many clients worldwide.