How to notify customers after the mobile cloud desktop is opened?

Text messages, emails, and phone calls will do.

China Mobile is China Mobile Communications Group, which was established on April 20th, 2000. It is a mobile communication operator with standard network. It was officially listed on May 16, 2000. China Mobile Communications Group Co., Ltd. wholly owns China Mobile (Hong Kong) Group Co., Ltd., and China Mobile Co., Ltd., which is controlled by it, has set up wholly-owned subsidiaries in 49 provinces (autonomous regions and municipalities directly under the Central Government) and Hong Kong Special Administrative Region, and listed in Hong Kong and new york.