Option 1: Leave about 5mm of space at the seams at both ends of the original trademark, and cut off the rest. Then cover the new trademark on it, place a non-woven adhesive lining underneath (one side is glued) and iron it with a high-temperature iron and you're done! Option 2: Leave about 5mm of space at both ends of the original trademark and cut off the rest. Then put the new trademark (processed into a sleeve type: open at both ends) into the original reserved part, and glue it with high-strength adhesive in the middle!