A light emitting diode package structure includes an insulating carrier base formed with a recess or a through hole. The film storage device 20 includes a base 21 upon which there is pivotably mounted a carriage 22. A server receives the device identifier via a client device, and issues a link approval response when it verifies that the electronic device associated with the device identifier is available for provisioning in association with a user account. 15, the liquid crystal phase upper limit temperature is 70\xb0 C. Applied to human skin, the composition acts as mild pumice.