Often used in engineering, mechanical, medical, proportion usage. - Update: 2011-06-10

It's a good promotional item for milk powder and pregnancy business. Just rotate two plastic round sheets, a pregnant woman can know when should go to subsequent visit and pay attention to the estimated date of childbirth or delivery. - Update: 2011-06-10

BMI rotating disk is easy to use, and convenient to carry on one's own. Just rotate two plastic round sheets, one's BMI will reveal immediately. It's a good promotional item for medicine and health food business. - Update: 2011-06-10

Unlike normal warranty and membership Card in paper material, warranty card is much more durable and easy to collect! Any special requisition can be discussed with our engineer and RD. - Update: 2011-06-10