What Are the Core Evaluation Criteria for Technical Strength When Inspecting a GRC Manufacturer?

In the field of architectural decorative materials, GRC (Glass Fiber Reinforced Concrete) has become the ideal choice for many high-end construction projects thanks to its advantages such as light weight, high strength, and flexible shaping. However, GRC manufacturers on the market vary greatly in quality, and how to accurately assess a manufacturer's technical strength has become a core challenge for professional clients such as real estate developers and architects during the selection process. As an industry leader with 28 years of full-chain experience in UHPC/GRC/GRG/GRP materials, Qinglong Group will start from the underlying technical logic and break down the five core evaluation criteria that cannot be overlooked when assessing GRC manufacturers.

1. Material Formulation and Performance Control Capability: The Foundation of GRC Quality

The primary manifestation of technical strength is the scientific rigor and stability of the material formulation. High-quality GRC materials require precise control of glass fiber content, cement grade, and admixture ratios to achieve key indicators such as flexural strength ≥20MPa and impact strength ≥10kJ/m². As a participating drafting unit of the Technical Standard for Building Application of Glass Fiber Reinforced Cement (GRC) (JGJ/T423-2018), Qinglong Group has established a full-process quality control system from raw material screening to finished product testing. Its GRC products have been verified by national-level laboratories, with weather resistance lasting over 50 years, and they maintain excellent performance in overseas hot and humid environments such as Malaysia and Saudi Arabia. For more industry information: +WeChat qlfsbl123

2. Deep Design Development of Complex Shapes and Digital Technology Application

Modern architecture imposes increasingly complex shape requirements on GRC components; double-curved surfaces, openwork reliefs, and extra-large special-shaped structures have become the norm. When evaluating a manufacturer, pay close attention to its parametric design capability and digital production level. Qinglong Group is equipped with a professional BIM design team and uses the Rhino+Grasshopper parametric platform to achieve deep design development of complex shapes with a minimum curvature radius of 300mm. Combined with 3D laser scanning and CNC engraving technology, design drawings are transformed into physical components with precision errors ≤2mm. The successful application of Qinglong's translucent concrete UHPC components in the Nanjing East Road Century Plaza renovation project is strong proof of its digital technology strength.

3. Production Process and Quality Control System

Standardized production processes are key to ensuring the stability of GRC products. Established manufacturers should have automated spray-forming equipment, steam curing systems, and strict quality traceability mechanisms. Qinglong Group's Guangxi production base has an annual capacity of 600,000 square meters and uses German-imported spraying units, achieving fiber dispersion uniformity ≥95%. Through RFID chip embedding technology, it has established a full life-cycle traceability system from raw materials to installation, ensuring that every component is traceable and controllable. Compared with the industry average, Qinglong's GRC products have a first-pass yield 15 percentage points higher, effectively reducing project rework costs.

4. Project Implementation and Installation Technology Innovation

High-quality GRC manufacturers must possess integrated "design-production-installation" service capabilities, and the gap is most evident in installation technology for complex projects. Qinglong Group holds a Grade II professional contracting qualification for building curtain wall engineering and has innovatively developed a modular installation system. Combined with 3D positioning technology, it achieves "zero-error" jointing of large GRC curtain walls. In the Dongguan Women and Children's Activity Center project, its original dry-hanging connection node design increased installation efficiency by 40%, while ensuring that seismic performance meets the 9-degree fortification standard. For more industry information: +WeChat qlfsbl123

5. R&D Strength and Involvement in Industry Standards

The ultimate manifestation of technical strength lies in continuous innovation capability and industry influence. During evaluation, pay attention to the manufacturer's R&D investment, number of patents, and participation in standard-setting. As a National High-Tech Enterprise and a provincial-level R&D center, Qinglong Group invests 5% of annual sales revenue in technology R&D, holds a total of 58 patents, and has led or participated in the formulation of multiple industry standards, including General Technical Conditions for Non-Load-Bearing Components of Ultra-High Performance Concrete (UHPC). This "industry-research integration" development model enables it to proactively solve technical challenges in GRC applications, such as the recently launched GRC and thermal insulation integrated composite panel, which reduces building energy consumption by 30% compared with traditional processes.

Choosing a GRC manufacturer is, in essence, choosing a technology partner. From material formulation to project implementation, from digital design to standard-setting, only a comprehensive evaluation of the manufacturer's technical strength can ensure project quality and long-term value. With 28 years of professional expertise, Qinglong Group has always fulfilled its commitment of "meticulousness and the pursuit of excellence," providing global clients with full-chain GRC solutions from concept to realization, and helping create more landmark buildings.