24/7 Round-the-Clock Telephone Support: No matter when you encounter questions about filter operation or confusion regarding filter element replacement, the technical team is always on standby online. Dial the service hotline to get professional and clear answers and guidance, ensuring that issues do not delay the operation progress of your filtration equipment.

Dual-Dimensional Maintenance Service: Video + Mailing: For filter malfunctions or filter element adaptation issues that cannot be resolved over the phone, you can enjoy two convenient solutions: via real-time video call, engineers will provide intuitive guidance on fault troubleshooting and filter element installation; for in-depth maintenance, you can also use the convenient mailing service — after sending the filter equipment as instructed, it will be repaired efficiently and sent back as soon as possible, with full transparency in tracking the progress throughout the process.

Sufficient Spare Parts for Fast Supply: A comprehensive inventory system for filter accessories has been established, covering various commonly used filter components and filter elements of different models. Once there is a demand, no long wait is needed — timely allocation is guaranteed to minimize the downtime of filtration equipment.

Customized Regular Follow-Up Service: Follow-up communications will be proactively conducted based on the filter service life and filter element replacement frequency — through online return visits or dedicated consultant contacts, the operation status of filtration equipment will be understood, feedback on filter element usage will be collected, and targeted maintenance suggestions and technical support will be provided to keep the filter in an efficient filtration state at all times.