Recently, the customized version of the mobile TD Galaxy S4 finally appeared in the Ministry of Industry and Information Technology. The domestic model of the mobile version of the Galaxy S4 is I9508. In addition to the regular version, Samsung Galaxy S4 will be customized by three major domestic operators. The appearance of several versions is the same. The mobile version is the same as the American version, which is Qualcomm Snapdragon 600 processor. The other three versions are Samsung's Exynos 5410 eight core processors. It should be noted that the S4 of China Unicom version and China Telecom version can have dual cards and dual standby, while the mobile version can only have a single card.