It's the WPC Alliance.
\"qi\" logo belongs to the WPC alliance, the use of this logo on wireless charging products, first of all need to be authorized by the WPC, in the case of unauthorized use, belongs to the infringement will be punished by the WPC or face product removal. In addition, after the wireless charging products have been certified by qi, the indicators meet the requirements of qi standard, which is also the guarantee of the quality of the product itself, and the use of products that have passed qi certification is obviously safer and more reliable than those that have not passed.