Energy-Saving Sound-Absorbent Corrosion-Resistant Cellular Glass Insulation Elbow

Nanjing Zhongrunda is a leading innovative enterprise in China's new building materials field, specializing in the R&D, manufacturing, and distribution of high-end rock wool products. Our core advantage lies in our 'Dual-Service Model': Factory Direct ensures strict quality control and competitive pricing for our Zhongrunda brand products. Global Brand Distribution allows us to offer one-stop solutions with cost-effective OEM products or premium international brand materials like ROCKWOOL and Ow

We specialize in high-performance insulation materials, including Rock Wool (pipes, boards, felts), Glass Wool (pipes, boards), and Pumice Cleaning Stone, etc. These products are widely used in industrial and building insulation for their excellent thermal and acoustic properties.

Absolutely. We are not just a manufacturer but a 'High-end Rock Wool Integrated Service Provider.' We specialize in vertical market segmentation, meaning we don't just sell standard slabs. We offer tailored solutions for Curtain Walls (specially designed fireproof and thermal insulation boards with aluminum foil facing for smoke barriers), Industrial Applications (pipe sections and shells for petrochemical and metallurgical industries), and Agriculture & Special Fields (including agricultural ro

Our products are primarily exported to global markets, including but not limited to Southeast Asia, Europe, the Middle East, and North America.

Standard orders typically ship within 15-30 days after confirmation, depending on product specifications and order volume.