If you are not satisfied with the service provided by Yitrillion Wade, you can complain to the Shanghai Consumer Protection Committee (Shanghai Consumers Association). The Committee is responsible for safeguarding consumers' rights and dealing with disputes between consumers and businesses. You can make a complaint in the following ways:

1. Call the hotline 123 15 to make a complaint.

2. Complain in official website of Shanghai Consumer Protection Committee.

3. Go to the local Consumer Protection Committee office to complain.

When you complain, you should provide as detailed information as possible, including your contact information and relevant evidence. The Committee will investigate and solve this problem as far as possible.