If the gas company does not charge according to the agreement and increases the price without telling the residents, can the residents claim liquidated damages?

No, unless there is no ventilation for a specified time, it can be regarded as a breach of contract.

In the legal field, breach of contract is a general breach of contract, such as not charging according to the agreement, but he did not terminate the gas supply, or some non-core terms; If a resident is greatly affected by his delay in gas supply on the gas supply day agreed in the agreement, it can be regarded as a serious breach of contract, also known as a fundamental breach of contract. At this time, you can ask the other party to pay liquidated damages, which is a breach of contract.

If you encounter similar problems, you can report to the consumer association or the local price department!