Without the consent of the customer, the insurance company can't send short messages to the customer.

According to relevant laws and regulations, insurance companies are not allowed to send any form of commercial short messages to customers without their consent. This includes promotional information, product and service introductions, preferential activities, etc. Insurance companies must obtain the explicit consent of customers before sending short messages to customers. At the same time, insurance companies should also abide by relevant privacy protection regulations, properly keep customer information and ensure customers' personal privacy. If the insurance company violates the above provisions, the customer can complain to the relevant regulatory authorities and ask the insurance company to bear corresponding legal responsibilities. It should be noted that different countries and regions may have different regulations. For details, please refer to relevant local laws and regulations or consult professionals.