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How to complain about the transportation credit card to promote the metropolitan insurance in advance when the publicity is inconsistent with the reality?
Complain directly to the customer service center of Bank of Communications and contact the Consumers Association.

1. Complain directly to the customer service center of Bank of Communications: You can make a complaint to Bank of Communications by calling the customer service number of Bank of Communications (95559) or submitting the customer service feedback form at Bank of Communications official website to reflect your problems.

2. Contact consumer associations: You can consult local consumer associations to learn about information and ways of safeguarding rights and seek their help and support.