In the past 15 years, with the strategic cooperation policy of stable product quality and win-win integrity, Lefilter Shangqiu Branch has won the support of many loyal customers and established a nationwide online and offline marketing service network.

At present, the six offline representative offices of Lefilter Shangqiu Branch provide retail and after-sales services to 34 Provinces of China nationwide, and provide one-stop products and service solutions for customers with the support of the head office. Relying on convenient network resources, the Lefilter e-commerce platform established in 2017 has developed a broader domestic and international fluid technology industry market for Lefilter, greatly improving service efficiency and quality.

Lefilter Shangqiu Branch provides customers with perfect after-sales service. During the product warranty period, if there is any product quality problem caused by our company's responsibility, after full investigation and evidence collection, Lefilter guarantees to make a reply within two working days (except holidays and special periods). In case of the need to send someone to deal with the situation, our company will confirm the itinerary with the customer in advance and arrive at the site as soon as possible for service.