Line 1 of Ningbo Rail Transit - Survey Supervision, Engineering Survey, Third Party Monitoring
Ningbo City, the first subway line, a total length of 21km, two full-length 23.3km.
Line 1 of Ningbo Rail Transit - Survey Supervision, Engineering Survey, Third Party Monitoring
Ningbo City, the first subway line, a total length of 21km, two full-length 23.3km.
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