希尼尔翻译公司（www.sinosenior.com.cn）2018年8月15日了解到：China Telecom, one of the
three major network operators in China, launched west China’s first
international telecommunication union standard 5G network at its branch
in Chengdu, Sichuan province, reports thepaper.cn.
According to people in charge from the company, the newly built
international standard 5G network is based on multiple BTS (base
transceiver system). Prior to this, 5G experiments in the region were
conducted in network, based on singular BTS. It marks the 5G network’s
new stage of development with group network application tests, and a
milestone in commercial use.