(a) negotiated settlement with the operator;
(2) Request the mediation of consumer associations and call the hotline12315;
(three) to appeal to the relevant administrative departments;
(four) according to the arbitration agreement reached with the operator, submit it to an arbitration institution for arbitration;
(5) bring a lawsuit to the people's court.
You can choose to sue to solve the problem, sue the factory for breach of contract and bear the responsibility for breach of contract.