The operation steps are as follows:

1. Prepare materials: Prepare trademark cloth, sewing thread, sewing machine, scissors and other required materials.

2. Fold the trademark cloth: Fold the trademark cloth neatly according to the required shape and folding method. Make sure the folded logo fabric looks neat.

3. Mark the sewing position: Use chalk or marker to mark the sewing position on the trademark cloth. This will help you stay accurate while sewing.

4. Start sewing: Place the trademark fabric on the sewing machine, and adjust the parameters of the sewing machine, such as thread tension, sewing speed, etc. Make sure your sewing machine is ready.

5. Sewing the folded part of the trademark: Use a pattern machine to sew according to the marked position. Make sure the folded parts of the label fabric are sewn together securely. When sewing, you can choose different sewing methods and patterns according to your needs.

6. Complete sewing: After sewing is completed, check the firmness of the sewing thread and the neatness of the sewing. Make sure the trademark fold is secure and has a clean appearance.

7. Trim the excess part: Use scissors to trim off the excess part of the trademark cloth to make the trademark more tidy and beautiful. Be careful to avoid damaging the label fabric or sewing parts.