The 4S store repairs the car, which is relatively reliable, and the after-sales service is guaranteed, but it is expensive, and a lot more expensive. The reliability of the 4S store is not just about technology, including the quality of parts, the quality of maintenance, the speed of maintenance, etc. It should be more professional and more formal. The parts at the 4S store are all original, and the quality is guaranteed. What's more, it's easy to solve any problems that arise in the later period. It's not as reliable as the 4S store when repairing cars outside, but it's cheap and can save a lot of money. Most of the parts in the outside repair shop are accessory parts or
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