About Longna
Professional stone roofing tile manufacturer committed to providing durable, beautiful, and cost-effective roofing solutions for construction projects worldwide
Our Story
Founded over 15 years ago, Longna has grown from a small workshop to a leading manufacturer of colored stone metal roof tiles. Our journey began with a simple mission: to create roofing materials that combine the beauty of natural stone with the durability of modern metal technology.
Today, our state-of-the-art facility spans 20,000 square meters and houses advanced production lines capable of manufacturing 50+ different product series. We export to over 50 countries across six continents, earning trust through consistent quality and reliable service.
What sets us apart is our commitment to innovation. We continuously invest in R&D to develop new styles, colors, and improved manufacturing processes that meet evolving customer needs and international quality standards.
Manufacturing Excellence
Our advanced facility ensures consistent quality and reliable delivery
Advanced Equipment
State-of-the-art production lines with automated coating systems, precision cutting equipment, and quality inspection stations ensure every tile meets our strict standards.
Quality Control
Multi-stage quality inspection process from raw material selection to final packaging. Each batch undergoes rigorous testing for adhesion, corrosion resistance, and color fastness.
Production Capacity
With 20,000 square meters of manufacturing space and multiple production lines, we can handle orders of any size while maintaining quick turnaround times.
Our Commitment
Quality Certification
ISO 9001 certified manufacturing processes with third-party testing and certification for all major markets.
Customer Partnership
We build long-term relationships through transparent communication, reliable delivery, and responsive after-sales support.
Global Standards
Products comply with international building codes and environmental standards, suitable for diverse climate conditions worldwide.
