5G 是3GPP 定的標準，世界的大公司基本上都是成員

The 3rd Generation Partnership Project (3GPP) unites seven telecommunications standard development organizations, known as Organizational Partners', providing their members with a stable environment to produce the Reports and Specifications that define the 3GPP system.

Companies ("individual members") participate through their membership to a 3GPP Organizational Partner. As of December 2020, 3GPP is composed of 719 individual members.