1. written format: use formal business letter format, including date, recipient's name and address, address, etc. You can use hospital stationery or official paper.
2. Title: At the top of the document, clearly mark "administrative power of attorney".
3. Text: Before the official start, you can briefly introduce the background information of the hospital and the trade union to ensure that both parties understand the background and purpose of the entrustment.
4. Entrust content: clearly explain the specific responsibilities and authority entrusted by the hospital to the trade union. This may include, but is not limited to, administrative affairs related to employee salary negotiation, labor contract signing, employee welfare negotiation, etc.
5. Entrustment period: specify the time period of entrustment to ensure that the entrusted work is completed within a specific time range.
6. Conditions for canceling the entrustment: If necessary, explain the conditions under which the hospital can cancel the entrustment to protect the interests of the hospital.
7. Signature and date: the hospital administrative power of attorney needs the signature of the hospital management representative, and the date of signature is indicated at the end of the document.
Remember, this is a general guide, and the specific steps of writing administrative power of attorney may vary according to regions, legal requirements and trade union agreements. Therefore, it is recommended to further communicate with relevant legal experts or representatives of administrative departments to ensure that your documents meet the requirements of local laws and regulations.