協議簽訂：獵頭公司需要與客戶簽訂委托合同，明確雙方的權利和義務。合同中需要包括協議的有效期、服務內容、收費標準、保密協議、違約責任等內容。

Agreement signing: The headhunting company needs to sign a commission contract with the client, clarifying the rights and obligations of both parties. The contract should include the validity period of the agreement, service content, fee standards, confidentiality agreement, breach of contract liability, and other contents.

收費方式：獵頭公司的收費方式通常是根據所招聘人才的年薪的一定比例來收取。合同中需要明確收費方式、收費金額和付款方式等內容。

Charging method: The charging method of headhunting companies is usually based on a certain proportion of the annual salary of the recruited talents. The contract needs to specify the charging method, charging amount, and payment method.

保密協議：獵頭公司需要與客戶簽訂保密協議，對客戶提供的機密信息進行保密，確保信息不泄露給第三方。

Confidentiality Agreement: The headhunting company needs to sign a confidentiality agreement with the client to keep confidential the confidential information provided by the client and ensure that the information is not leaked to third parties.

服務內容：獵頭公司的服務內容包括為客戶提供招聘策略和建議、篩選和推薦候選人、協助客戶與候選人進行溝通和協商、提供入職后的咨詢服務等。合同中需要明確服務內容的具體細節和質量標準。

Service Content: The services provided by headhunting companies include providing recruitment strategies and suggestions to clients, screening and recommending candidates, assisting clients in communication and negotiation with candidates, and providing post employment consulting services. The contract needs to specify the specific details and quality standards of the service content.

違約責任：如果獵頭公司未按照合同約定提供服務或者出現其他違約行為，客戶可以要求獵頭公司承擔違約責任，包括賠償損失、支付違約金等。

Liability for breach of contract: If the headhunting company fails to provide services as agreed in the contract or engages in other breach of contract, the customer may demand that the headhunting company bear the liability for breach of contract, including compensation for losses, payment of liquidated damages, etc.

協議變更：如果協議需要變更，雙方需要協商一致并簽訂書面變更協議。變更協議需要明確變更的內容和生效時間，并作為原合同的補充協議。

Agreement Change: If the agreement needs to be changed, both parties need to negotiate and sign a written change agreement. The change agreement needs to clarify the content and effective time of the change, and serve as a supplementary agreement to the original contract.

協議終止：如果協議需要終止，雙方需要協商一致并簽訂書面終止協議。終止協議需要明確終止的時間、雙方的權利和義務、費用結算等內容。

Termination of Agreement: If the agreement needs to be terminated, both parties need to negotiate and sign a written termination agreement. The termination of the agreement needs to specify the time of termination, the rights and obligations of both parties, and the settlement of expenses.

總之，獵頭公司的協議規則是為了保障雙方的權益和利益，確保服務質量和客戶滿意度。在簽訂合同時，雙方需要認真閱讀合同條款并協商一致，確保合同內容清晰、完整并與對方達成一致。

In short, the agreement rules of headhunting companies are aimed at safeguarding the rights and interests of both parties, ensuring service quality and customer satisfaction. When signing a contract, both parties need to carefully read the contract terms and negotiate to ensure that the contract content is clear, complete, and agreed upon with the other party.