Under Chinese law, Apple is required to host data of its Chinese users in local data centers. As such, Apple has two operational data centers in China which are run in-partnership with Guizhou-Cloud Big Data Industry Development Co., Ltd. (GCBD), a state-supervised service provider in mainland China. Geographically, Apple has one data center in the city of Guiyang, capital of the province of Guizhou and one in the city of Ulanqab, part of the region of Inner Mongolia.