PBTS JV wins maintenance contract for Shenzhen Airport APM, China September 24, 2021 | Asia Pacific News The CRRC Puzhen–Bombardier Transportation Systems Limited (PBTS) joint venture (JV) has secured a CNY215 million contract to provide operations and maintenance (O&M) services for the Shenzhe... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password