The glass used in revolving doors is typically tempered glass, ensuring their safety. However, in a complex market, we should evaluate the quality of revolving door glass from the following aspects. Learn more below!

Request for Verification: Reputable companies use only products that comply with national mandatory quality certification and 3C verification, featuring excellent image quality and clarity. Counterfeit goods usually lack such verification, resulting in poor image quality and clarity.

2. Inspect the markings: The 3C certification certificate has a milky white background with gray-black patterns. The "3C Verification" marking is easily torn off. The letters "S, EMC, S&E" to the left of "CCC" appear in deep red under a fluorescent light. A closer look at the "CCC" logo also reveals several small diamond-shaped "CCC" hidden marks.

3. View Random Code: It is an area where the "3C Verification" mark is difficult to counterfeit. Each mandatory product certification certificate usually has a unique number. The "Certification Certificate Distribution Management Office" has already entered the corresponding product into the electronic computer database for query when distributing mandatory product certification certificates. Customers can check the code through the anti-counterfeiting query system for mandatory product certification marks provided by the National Certification and Supervision Commission or Sina.com.