The fifth generation (5G) of cellular¹ networks may be put into commercial use as early as 2020, according to a regulatory body's roadmap and the business plans of several companies.

根据监管部门的规划和几家企业的经营方案，第5代(5G)蜂窝网络可能最早于2020年投入商用。

Insiders from IMT-2020 (5G) promotion² group said second-phase testing will be launched in 2017.

来自IMT-2020(5G)推进组的知情人士称，5G第二阶段测试将于2017年开展。

Authoritative³ insiders also disclosed that 5G's experimental stage will last three years, from 2016 to 2018.

官方知情人士也透露，2016年至2018年，5G测试阶段将持续3年。

The construction of a 5G network will begin in 2019, with a total budget of 500 billion yuan.

2019年将启动5G网络建设，总预算为5000亿元。

Huang Yuhong, deputy head of China Mobile's research institute, said that the three biggest telecom operators in China will cooperate with equipment manufacturers for testing, adding that the first standard for 5G will be announced in 2018.

中国移动研究院副院长黄宇红表示，我国三大电信运营商将与设备制造商合作开展测试，首个5G标准将于2018年公布。

Industry analysts⁴ believe that the commercialization of a 5G network will not only bolster⁵ the telecom industry, but will also drive other emerging sectors⁶, such as big data, cloud computing⁷, artificial intelligence and more.

业内分析人士认为，5G网络商用不仅将促进电信产业发展，还将促进大数据、云计算、人工智能等其他新兴领域的发展。

Currently, 42 domestic companies are working with the 5G Joint Innovation Center, researching the development of Internet of Things, car networking, industrial Internet and other areas.

目前，42家国内公司正在与5g联合创新中心合作，共同研发互联网产物发展、车载网络、工业网络等领域。

Some projects have reportedly entered the commercial operation phase, ready to be tested and promoted in the future.

据报道，有些项目已进入商业化实施阶段，不久便将被测试和推广。

In addition to Chinese firms, foreign telecom firms including Qualcomm, Ericsson and Nokia are likely to be among the first companies to launch large-scale commercial use of 5G services.

除了中国公司外，外国科技通信公司包括高通、爱立信和诺基亚，都将可能成为为第一批发布大规模5G服务商业使用的公司。

Media reports note that those firms have certain advantages in specific 5G applications, such as car networking, drones and smart homes.

媒体报道指出，这些公司在特殊的5G应用，例如车联网、无人机以及智能家居中，具有明显的优势。