22 July, China Telecom Northern Telecom Corporation Limited was set up.
22 July, China Telecom Northern Telecom Corporation Limited was set up.
7月22日，中国电信集团北方电信有限公司成立。
22 July, China Telecom Northern Telecom Corporation Limited was set up.
7月22日，中国电信集团北方电信有限公司成立。