From the love of green From the pursuit of dreams It comes from a belief From a power Flon-resistant, committed to anti-corrosion, in the name of quality
2021-04-10
Recently, Zhejiang Flon-resistant Valve Industry Co., Ltd. launched a new PTFE clamp butterfly valve, the caliber reached DN1000mm- 1800mm, reaching the industry leading level, manufacturing standards in line with the relevant national valve standards.
2021-04-06
This article reports on the official release of the national standard GB/T 26500—2025 and highlights Naifulong Group’s significant participation in the revision process as well as its contribution to the development of the industry.
2025-11-20
NFL Group has successfully developed a large-diameter negative-pressure-resistant winding process pipeline, showcasing its innovation capabilities and continuous efforts in the field of industrial anti-corrosion.
2025-10-27
NFL Group Showcases High-Performance PTFE-Lined Products at the 2025 Russia International Pump & Valve Exhibition, Highlighting the Strength of Chinese Manufacturing and Focusing on Global Fluid Control Trends.
2025-10-22
Recently, NFL Group, together with the European delegation from the Fluorine Materials Application Technology Branch of the Wenzhou Society of Chemistry and Materials, visited Belgium, Germany, and Italy for industry collaboration and technical exchanges.
2025-10-18
Naifulong Group debuted at the 9th China (Zibo) Chemical Expo, showcasing innovative lining corrosion protection technologies and driving green, eco-friendly, and intelligent development.
2025-05-19
NFL's successful development and delivery of its self-developed ultra-clean, high-temperature-resistant, fully-vacuum fluorine-lined reactor marks a major breakthrough in high-end chemical equipment, elevating its solutions for food-grade phosphoric acid concentration and reinforcing its leadership in advanced, safe, and adaptive industrial technologies.
2025-04-26
As a core drafting unit of the national standard "General Technical Conditions for Fluoroplastic Lined Valves" (HG/T 3704), Naifulong Group leverages its technical strengths and practical experience to lead the standard's upgrade and drive high-quality development in the fluoroplastic lined valve industry.
2025-04-26
Quality commitment: Due to material defects, poor manufacturing, unreasonable design and other problems resulting in valve failure, we promise to use the product within 12 months or delivery within 18 months responsible for free replacement or maintenance. Service Commitment: We promise to respond within 2 hours after receiving customer calls or faxes.
2021-05-19
NaiFuLong Group Co.,Ltd.-2020 Quality Integrity Report
2021-04-06
NaiFuLong Group Co.,Ltd.-Social Responsibility Report 2020
2021-04-06
