How can one select high-quality, reasonably priced, and sustainable roofing materials in the highly competitive building materials market? Duolong Trade’s success stories and professional expertise may provide the answer. From in-depth research and large-scale production to cross-border logistics support, this article offers a comprehensive understanding of Duolong Trade, revealing why numerous building materials wholesalers, cross-border importers, and large-scale engineering procurement companies regard it as a trusted partner.
Company Overview
Duolong Trade is a comprehensive enterprise specializing in the research, development, production, and sales of new roofing materials. Its origins can be traced back to the establishment of Nanhai Xiangquan Plastic Building Materials Specialty Store in 2007. After years of development, the company has built a solid industrial foundation and an extensive customer network. With a registered capital of 50 million yuan, its main products include ASA synthetic resin tiles, ASA ultra-weather-resistant composite tiles, APVC anti-corrosion composite tiles, PVC plastic tiles, and FRP transparent tiles. These products are widely used in industrial plants, market warehouses, landscaping projects, tourist attractions, and new rural construction projects.
With stable production capacity, a rigorous business philosophy, and extensive practical application cases, Duolong Trade has established a strong reputation in the roofing materials market. It provides efficient, cost-effective, and eco-friendly solutions for building materials wholesalers, cross-border building materials importers, and various engineering procurement clients.
Development History
The development journey of Duolong Trade is a story of steady progress, market expansion, and continuous refinement. From its early entrepreneurial exploration to brand establishment, subsidiary expansions, capital investments, and the full-scale adoption of digital management, each stage has witnessed the company’s steady growth and enhanced industry competitiveness.
2007: The predecessor of Duolong Trade—its first sole proprietorship—was officially established, marking its entry into the plastic building materials industry. During this period, the company focused on market research and product development, accumulating industry experience and laying a solid foundation for future expansion.

2014: Successfully registered the “Yiquan” trademark, marking the beginning of the company’s brand strategy. As the market continued to expand, Duolong gradually transitioned from a single-product sales model to full-scale brand operations, increasing brand recognition and industry influence while paving the way for national and international business expansion.
2017: Established subsidiary Haoquan, officially entering the stage of large-scale development. With the founding of Haoquan, the company expanded in both production and sales, taking a solid step in supply chain optimization, product development, and market expansion, further strengthening its competitiveness in the industry.
2018: Founded subsidiary Yulin Yuehui, continuously expanding production capacity and market presence. The operation of the new factory provided a stronger product portfolio, improved production efficiency, and better cost control, laying a firm foundation for further expansion into domestic and Southeast Asian markets.
2019: Through Yulin Yuehui, invested in Liuzhou Yuequan, a key investment that signified the company’s expansion beyond regional markets into a broader national landscape. This move reflected the company’s keen insight into industry trends, resource integration capabilities, and enhanced supply chain management, further strengthening its core competitiveness.
2020: Invested in Nanning Xiangsuo, deepening its strategic presence in the South China market. Leveraging Nanning’s strategic location, the company further optimized production capacity, expanded market reach, and provided more efficient and high-quality products and services to domestic and international clients.
2020: Fully implemented digital management, achieving standardized and intelligent production. This milestone marked a significant step towards modern enterprise management. From automated production and optimized inventory management to an upgraded ERP system, Duolong Trade greatly improved operational efficiency, ensuring that every order is delivered quickly, accurately, and with high quality.
Every step of Duolong Trade’s growth has been a testament to its relentless pursuit of excellence and industry leadership. Through brand development, subsidiary expansions, capital investments, and digital transformation, the company has not only established a comprehensive production and sales system in South China but has also gained recognition in government projects, retail building materials chains, and international trade exhibitions. Moving forward, Duolong Trade will continue to drive innovation in the construction materials industry, steadily advancing toward its goal of becoming a leading enterprise in the sector.
Corporate Strength
Duolong Trade builds its strength on a modern production base and a high-level technical team, covering the entire chain of R&D, manufacturing, quality control, warehousing, and logistics. With an annual output value exceeding 200 million yuan, it holds a significant market share in South China and can flexibly meet various bulk order demands.
- Advanced Production Facilities
- Multiple automated production lines equipped with high-efficiency extrusion and co-extrusion forming equipment, ensuring stable mass supply.
- Implementation of the 5S management model, optimizing production processes for quick responses to urgent orders or custom specifications.
- Strict Quality Control
- Each production step, from raw material sourcing to finished product delivery, undergoes multiple tests, including weather resistance, corrosion resistance, and impact resistance.
- Compliance with the ISO9001 quality management system, with regular internal audits and third-party inspections to maintain zero-defect production.
- Strictly managed warehousing areas with clear zoning and labeling to ensure batch traceability and quality verification before shipment.
- Strong R&D Capabilities
- Deep collaboration with renowned chemical enterprises and university laboratories, forming a comprehensive industry-academia-research system.
- Multiple core patented technologies, with expertise in formulation improvement and material upgrades.
- Customizable technical support and product solutions tailored to different climates, architectural styles, and client needs.
- Efficient Supply Chain and Warehousing System
- Large-scale warehousing centers and multi-tier distribution networks enable fast regional and international deliveries.
- A transparent ERP management system effectively integrates procurement, production, warehousing, and logistics, reducing delivery risks.
- During peak order periods, a 24-hour shift production mode and multi-warehouse stock allocation ensure on-time project execution.
- International Business Support
- Extensive experience in cross-border logistics and customs clearance, assisting clients with export documentation, international shipping, and customs processing.
- Enhanced packaging reinforcement and container loading solutions to ensure product integrity during long-distance transportation.
- A multilingual team to handle global client inquiries, order processing, and technical support efficiently.
These comprehensive strengths have earned Duolong Trade trust among building materials wholesalers, cross-border building materials importers, and large construction contractors. The company also maintains a competitive edge in government projects, retail chain building materials groups, and other diversified application scenarios.

Product Introduction
- ASA Synthetic Resin Tiles
- Co-extrusion technology with high-weather-resistant ASA and PVC for long-lasting color retention.
- Ideal for high-temperature, humid, or high-UV areas, requiring minimal maintenance.
- ASA Ultra-Weather-Resistant Composite Tiles
- Upgraded ASA surface for superior anti-corrosion, UV resistance, and aging resistance.
- Designed for projects demanding exceptional durability and aesthetic quality.
- PVC Plastic Tiles
- Vibrant colors, excellent waterproof performance, and easy installation.
- Suitable for large warehouses, market renovations, and lightweight roofing.
- FRP Transparent Tiles
- High light transmittance and impact resistance, providing effective lighting solutions for landscapes and factory buildings.
- APVC Anti-Corrosion Composite Tiles
- Specifically designed for highly corrosive environments such as chemical plants, farms, and coastal projects.
- Maintains long-term stability without rusting or deformation, reducing maintenance costs.
All products feature lightweight safety, high strength, fire and leak resistance, and sound insulation. They significantly enhance service life and reduce maintenance costs for industrial plants, warehouses, garden landscapes, and new rural development projects.

Why Choose Duolong Trade?
- High-Quality Assurance
- ISO certification, comprehensive testing, and strict quality control ensure stable and reliable product performance.
- Maintains stringent production standards even at large-scale manufacturing, offering trustworthy supply to building materials wholesalers and retail chains.
- Integrity and Reliability
- Over a decade of industry experience with a service network spanning nationwide and international markets.
- A strong reputation supported by numerous successful collaborations and repeat customers.
- Supply Chain Advantage
- Scalable inventory and high-efficiency production processes allow flexible fulfillment of small and large orders.
- Close partnerships with logistics firms ensure fast domestic and international deliveries, supporting cross-border building materials importers.
- Comprehensive After-Sales Service
- A professional technical team provides installation guidance and customized solutions.
- Long-term quality assurance and rapid problem resolution minimize post-sales concerns.

Project Case
- New Rural Construction
- ASA synthetic resin tiles and ASA small blue tiles were widely used in rural roof renovation projects, blending traditional aesthetics with excellent durability.
- Industrial Plant Renovation
- A major hardware manufacturing enterprise adopted APVC anti-corrosion composite tiles, maintaining an undamaged, leak-free roof for years, saving substantial maintenance costs.
- Large Market Renovation
- PVC plastic tiles and ASA composite tiles were extensively applied in agricultural markets and logistics warehouses, ensuring dryness, noise reduction, and improved drainage efficiency.
- Landscape and Traditional Architecture
- FRP transparent tiles met both lighting and UV protection needs for scenic park pavilions, enhancing space brightness and aesthetics.
These successful cases highlight the outstanding performance of Duolong Trade’s roofing materials in government projects, construction procurement, and international exhibitions.

Corporate Culture and Social Responsibility
Committed to “Innovation, Excellence, and People-Oriented” principles, Duolong Trade continually enhances technical advancements and customer value. The company also emphasizes green and sustainable development, ensuring all materials comply with environmental standards and promoting energy conservation. Additionally, Duolong Trade actively participates in post-disaster reconstruction and roofing repair projects in underprivileged areas, demonstrating its commitment to social responsibility.
Looking ahead, Duolong Trade will continue collaborating with industry partners to deliver more competitive products and services, achieving win-win success through quality and efficiency.
Here, readers can not only learn about Duolong Trade’s development history and corporate strength but also see how its full range of products performs in different application scenarios. From industrial plant renovations to traditional landscape architecture, the article comprehensively showcases Duolong Trade’s advantages in R&D, supply chain management, and after-sales service. It also addresses key concerns of B2B buyers, such as quality, delivery, and after-sales support, making material selection more targeted and reliable.
For those looking to quickly assess the comprehensive capabilities of a roofing materials supplier, this article provides an efficient yet in-depth reading experience. Regardless of the type of construction project you are planning, you will find valuable insights and references within. By drawing from Duolong Trade’s successful practices, you can enhance your project management and procurement decisions with greater stability and wisdom.