1. Company complaint telephone number: You can get the complaint telephone number or customer service telephone number through official website of SEZ Construction Engineering Group Company or other public channels, and make a complaint directly. Usually, the customer service staff will provide you with the complaint process and related help.
2. Mail complaint: You can complain to the company through the company's official mailbox or other public mailboxes. In the complaint email, it is necessary to clearly describe the problem and the cause of the complaint, and provide relevant evidence and materials.
3. Online complaint: The official website of SEZ Construction Engineering Group Company or other public channels provides online complaint function, and complaints can be made by filling in a complaint form or leaving a message online on the website.