Changsha will stop automatically if it owes much electricity.

200 to 300. According to the regulations of the State Grid, when Changsha is in arrears 10 yuan, 15 yuan and 20 yuan, it will receive SMS to remind it to pay the electricity bill. If it is overdue for more than 30 days, the electricity will be cut off automatically when the amount of arrears in 300 yuan reaches 200 yuan. After the power failure, the electricity meter will be locked and need to be unlocked in the business hall before it can be used again.