1. Simple identification method of Temex capacity: the depth of Temex inner container is basically the same as the height of outer shell, and the capacity (the difference is 16-18mm) is in line with the nominal value. In order to cut corners and make up for the missing weight of materials, some domestic brands add sand and cement blocks to the cups.

2. Simple identification method of Temeike stainless steel materials: There are many specifications of stainless steel materials, among which 18/8 means that this stainless steel material contains 18% chromium and 8% nickel. The materials that meet this standard are green products that meet the national food-grade standards, and the products are rust-proof and corrosion-resistant. The color of ordinary stainless steel cup is pale or dark. If it is soaked in 1% salt water for 24 hours, it will produce rust spots, and some elements contained in it will exceed the standard, which will directly endanger human health.

3. Appearance identification method of Temei carved cups. Take a look at whether the surface polishing of the inner container and the outer container is uniform and consistent, and whether there are bumps and scratches; Second, see whether the welding of the mouth is smooth and consistent, which is related to whether it feels comfortable when drinking water; Third, check whether the internal seal is tight and whether the plug and the cup are matched; Look at the mouth of the cup, the rounder the better.

4. check the labels and other accessories of temeike cups. See if the product name, capacity, caliber, manufacturer's name and address, adopted standard number, use method and matters needing attention in use are indicated.