Furniture promotion slogan

After this furniture advertisement is written, it will be sent to 3000 mobile phone customers within 1 minute, as long as it is done in two steps:

Make all customers' mobile phone numbers into a spreadsheet and import them into the following software interface, so as to remove wrong numbers and duplicate numbers.

Write out the content of the short message, which is easy to understand. It took five seconds. We're all here. Everyone's mobile phone will remind you that the news has arrived.