Supply of signalling system integration for Xi’an Metro, China September 23, 2022 | Asia Pacific Tenders, Tenders & Contracts Country: China Organisation: China CNTC International Tendering Corporation Description: Bids are invited to supply signalling system integration for Xi'an Metro Line 8, Line 10 Phase I, and Line 15 ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password