1. Fengyunxing: This is a more functional application aimed at providing a series of convenient functions and services. It includes the ability to turn on the phone instead of the key and the ability to remotely control some functions with the phone.
2. Fengyun Sailing: This is a relatively simple application, mainly aimed at the intelligent key function launched by some models of GAC Toyota. Its main feature is that it can use mobile phone to remotely control some functions and can replace keys.
Generally speaking, Fengyunxing provides more functions, and Fengyunxing focuses on providing intelligent key services for specific vehicles. Which application you choose depends on your needs and the model you use.