Product Service Agreement

1. Agreement Overview

This Product Service Agreement (hereinafter referred to as "this Agreement") is jointly concluded by Henan Youruiyi Biotechnology Co., Ltd. (hereinafter referred to as "our company", "we", or "Youruiyi") and customers who purchase or use our company's products and services (hereinafter referred to as "customer", "you", or "user"). This Agreement clarifies the rights and obligations of both parties regarding product sales, technical support, and services.

1.1 Scope of Agreement

This Agreement applies to:

• All product sales of Youruiyi Biotechnology
• Technical support and services
• Sample application and testing services
• Technical training and consulting services
• Other related services

2. Definitions and Interpretation

3. Orders and Prices

3.1 Order Confirmation

All orders need to be confirmed in writing by our company before they can take effect. The order confirmation should include:

• Product name, specification and model
• Quantity
• Unit price and total price
• Delivery date and method
• Payment terms

3.2 Price Terms

All prices are quoted in RMB, including:

3.3 Price Adjustment

Our company reserves the right to adjust prices in the following cases:

• Significant changes in raw material prices
• Changes in government policies or regulations
• Large exchange rate fluctuations (for imported products)
• Other force majeure factors

Price adjustments will be notified to customers in writing 30 days in advance.

4. Payment Terms

4.1 Payment Methods

Our company accepts the following payment methods:

• Bank transfer
• Telegraphic transfer
• Letter of credit (applicable to export orders)
• Other payment methods agreed by both parties

4.2 Payment Conditions

4.3 Late Payment

If the customer fails to pay on time, our company has the right to:

• Charge a late fee of 0.05% per day on the overdue amount
• Suspend delivery of subsequent orders
• Request additional guarantees from the customer
• Terminate this Agreement

5. Delivery and Transportation

5.1 Delivery Time

The delivery time for standard products is after order confirmation:

• Regular products: 7-14 working days
• Customized products: 15-30 working days
• Large quantity orders: Determined by both parties through negotiation

The specific delivery time is subject to order confirmation.

5.2 Transportation Methods

According to order quantity and customer requirements, you can choose:

• Express transportation (SF Express, Deppon, etc.)
• Less-than-truckload freight
• Full truck transportation
• International sea/air transportation (export orders)

5.3 Risk Transfer

Product risk transfer is determined as follows:

5.4 Delivery Delay

In the following cases, the delivery time can be extended accordingly:

• The customer fails to provide necessary information or documents in time
• The customer changes the order content
• Force majeure factors
• Other delays caused by non-company reasons

6. Acceptance and Quality Assurance

6.1 Acceptance Procedure

The customer should conduct acceptance within 3 working days after receiving the product:

1. Check if the packaging is intact
2. Verify product name, specification and quantity
3. Check product appearance and labels
4. Conduct preliminary quality testing if necessary

6.2 Quality Objections

If there are objections to product quality, the customer should raise them within:

• Appearance issues: Within 3 working days after receipt
• Quality issues: Within 15 working days after receipt
• Technical indicator discrepancies: Within 30 working days after receipt

When raising objections, detailed explanations and evidence should be provided.

6.3 Quality Assurance

Our company guarantees that products meet:

• Relevant national standards and regulations
• Technical specifications agreed in the order
• Descriptions in product manuals

6.4 Quality Guarantee Period

7. Return and Exchange

7.1 Return Conditions

Customers can apply for return in the following cases:

• Products have quality defects, confirmed by both parties
• Product specifications do not match the order
• Products are damaged during transportation
• Other problems caused by our company

7.2 Return Procedure

The return procedure is as follows:

1. Customer submits a written return application
2. Our company confirms the return reason
3. Customer returns the product to our company's designated warehouse
4. Our company inspects the returned product
5. Process refund or exchange

7.3 Non-returnable Cases

The following cases are not eligible for return:

• Products have been used or partially used by the customer
• Products exceed the quality guarantee period
• Product packaging is damaged or incomplete
• Non-product quality issues
• Customized products (unless there are quality issues)

8. Technical Support and Services

8.1 Technical Support Scope

Our company provides the following technical support:

8.2 Service Response Time

• General consultation: Response within 1 working day
• Technical issues: Provide solutions within 2 working days
• Emergency issues: Response within 4 hours
• On-site support: Arranged according to mutual agreement

8.3 Value-added Services

For large customers and long-term partners, the following value-added services can be provided:

• Customized product development
• Joint technical research and development
• Regular technical exchanges and training
• Market information sharing

9. Intellectual Property

9.1 Product Intellectual Property

All product intellectual property rights belong to our company, including but not limited to:

• Product formulas and production processes
• Product trademarks and logos
• Technical documents and manuals
• Patent technology and proprietary technology

9.2 Use Restrictions

Without our company's written permission, customers may not:

• Copy, imitate or reverse engineer products
• Use products for research and development or analysis purposes
• Disclose product technical information to third parties
• Use our company's trademarks for commercial promotion

9.3 Confidentiality Obligation

Both parties shall assume confidentiality obligations for the other party's trade secrets and technical information learned during cooperation, with a confidentiality period of 5 years after the termination of this Agreement.

10. Liability Limitation

10.1 Liability Scope

Our company is responsible for the following situations:

• Product quality does not meet the agreed standards
• Products have design or manufacturing defects
• Delivery delays caused by our company's reasons
• Other behaviors that violate the agreement

10.2 Liability Limitation

Our company's liability is limited to:

• Replacing or returning products with quality problems
• Compensating for direct losses, excluding indirect losses
• Total compensation amount shall not exceed the order amount in any case

10.3 Exemption Clauses

Our company is not responsible in the following cases:

• Customers do not use products according to instructions
• Products exceed the quality guarantee period
• Force majeure factors
• Problems caused by third-party reasons
• Products are modified or improperly stored by customers

11. Agreement Term and Termination

11.1 Agreement Term

This Agreement shall take effect from the date of signing by both parties and shall be valid for one year unless terminated in advance. 30 days before the expiration of the agreement, if both parties have no objections, the agreement will automatically renew for one year.

11.2 Agreement Termination

Either party may terminate this Agreement in the following cases:

• The other party seriously violates the agreement terms and fails to correct within 30 days after receiving written notice
• The other party enters bankruptcy or liquidation proceedings
• Both parties agree to terminate through negotiation
• Other circumstances stipulated by law

11.3 Obligations after Termination

After the termination of the agreement, both parties shall:

• Settle all payable amounts
• Return or destroy the other party's confidential information
• Continue to fulfill confidentiality obligations
• Process unfinished orders

12. Dispute Resolution

12.1 Consultation Resolution

Any dispute arising from this Agreement shall first be resolved through friendly consultation. The consultation period is 30 days.

12.2 Arbitration

If consultation fails, either party may submit the dispute to the Zhengzhou Arbitration Commission for arbitration in accordance with the arbitration rules in effect at the time of applying for arbitration.

12.3 Applicable Law

The conclusion, validity, interpretation, performance and dispute resolution of this Agreement shall all apply the laws of the People's Republic of China.

13. Other Terms

13.1 Complete Agreement

This Agreement constitutes the complete agreement between the parties on the matters of the agreement, superseding all previous oral or written communications, statements and agreements.

13.2 Modifications and Supplements

Any modification or supplement to this Agreement shall take effect after written consent and signature and seal by both parties.

13.3 Notices

All notices shall be sent in writing to the following address:

13.4 Severability

If any provision of this Agreement is found to be invalid or unenforceable, it shall not affect the validity and enforceability of other provisions.

14. Agreement Signing

This Agreement is in duplicate, with each party holding one copy, both having the same legal effect.