1. A trademark agency power of attorney signed or sealed by the licensor;
2. an application for filing trademark license signed or sealed by the licensor;
3. a copy of the licensee's business license (legal person) or identity card (natural person);
iv. trademark licensing contract signed by trademark licensor and trademark licensee.
these documents are basically needed. thank you. Shandong Huadian trademark office co., ltd is at your service.