AdBlue® is a urea-water solution used in diesel vehicle emission control systems to reduce nitrogen oxide emissions. AdBlue® complies with European standards EN 590 and ISO 22241 and is certified to ensure quality and performance. The VDA (Verband der Automobilindustrie, German Association of the Automotive Industry) certificate is an important quality mark that proves that AdBlue® products meet strict industry standards and quality requirements.

Reasons to choose AdBlue® with a VDA certificate include:

- **Quality Assurance**: The VDA certificate ensures that AdBlue® products follow a high standard of quality management system during production, thereby ensuring product consistency and reliability.

- **Environmental Compliance**: AdBlue® that complies with VDA standards helps ensure that diesel vehicles meet environmental emission standards, which has a positive effect on improving air quality and reducing pollution.

- **Performance Optimization**: High-quality AdBlue® can work more effectively in the SCR (Selective Catalytic Reduction) system, improve fuel efficiency and reduce operating costs.

- **International Recognition**: VDA is an internationally recognized organization whose standards are widely accepted, which means that AdBlue® with a VDA certificate has a high degree of recognition and competitiveness in the global market.

Therefore, choosing AdBlue® with a VDA certificate can provide users with confidence that the product they are using meets the highest environmental protection and performance standards.

EverBlue Technology always Strictly abide by and enforce the mechanism by which the VDA standard ensures the quality and safety of AdBlue® products involves the following key aspects:

1. Supplier evaluation and selection

The VDA standard requires a comprehensive evaluation and selection of suppliers to ensure that they can provide high-quality products and stable supply capabilities.

2. Product development and design

Product development and design are carried out based on customer needs and market research to ensure that AdBlue® meets industry standards and customer expectations2.

3. Production process control

The quality consistency and reliability of each batch of AdBlue® products are ensured through strict production process control, including the implementation of a quality management system.

4. Inspection and testing

AdBlue® products are strictly inspected and tested to verify that they meet the specified quality requirements, including purity, concentration and chemical stability.

5. Continuous improvement

The production process and product quality are continuously improved through the collection and analysis of quality data to adapt to market changes and technological advances.

6. Quality control system

Ensure that suppliers have a quality control system in their supply and transportation chain to prevent products from being contaminated or damaged during transportation.

Through these measures, the VDA standard helps maintain the high standards of AdBlue® products and ensure their effectiveness and safety in reducing diesel vehicle emissions.