Quality is our core competitiveness.

We implement:

• Strict raw coal selection

• Production process control

• Multi-stage quality inspection

• Batch testing before shipment

• Complete quality documentation

Each batch is tested for key indicators such as:

• Iodine number

• Methylene blue value

• Particle size

• Moisture

• Ash content

Our quality management ensures stable adsorption performance and long-term application reliability.