Changhong
Smooth & Rough Geomembrane
HDPE, LDPE, EVA, ECB smooth and rough geomembranes with anti-aging properties. Available in single-color and double-color options for long service life and environmental protection.
Specialized manufacturer of HDPE/LDPE/EVA geomembranes, geotextiles, drainage systems & geocells — ISO9001 · ISO14001 · OHSAS18001 certified.
The company specializes in the production of smooth geomembrane, rough geomembrane, double color geomembrane, geotextiles (polyester short fiber non-woven fabric, polyester long fiber non-woven fabric, polypropylene short fiber non-woven fabric, hot-rolled non-woven fabric), drainage board, drainage net, geogrid, geocell, flexible permeable pipe, plastic blind drain and other environmentally friendly geosynthetic materials.
Relying on a long-term and stable raw material supply system and strict product formulas, we can customize various material products such as HDPE, LDPE, EVA, and ECB according to customer needs. Our products have a wide range of applications, featuring anti-aging, long service life, environmental friendliness and non-toxicity.
It is mainly applied to environmental protection landfill sites, artificial lakes, chemical plant slag yards, tailings DAMS, highways, railways, water conservancy, power, soil and water conservation, environmental greening, various breeding farms, canals and reservoirs and other infrastructure facilities.
The company specializes in the production of smooth geomembrane, rough geomembrane, double color geomembrane, geotextiles, drainage board, drainage net, geogrid, geocell, flexible permeable pipe, plastic blind drain and other environmentally friendly geosynthetic materials. Customizable in HDPE, LDPE, EVA, and ECB according to customer needs.
HDPE, LDPE, EVA, ECB smooth and rough geomembranes with anti-aging properties. Available in single-color and double-color options for long service life and environmental protection.
Polyester short fiber, long fiber, polypropylene short fiber, and hot-rolled non-woven fabrics. Ideal for soil and water conservation, environmental greening, and infrastructure reinforcement.
High-performance drainage boards and nets engineered for underground pipe galleries, subways, tunnels, and roof surfaces. Ensures effective water management in all conditions.
Durable geogrids and geocells for slope protection, subgrade reinforcement, and embankment stabilization on highways, railways, and water conservancy projects.
Flexible permeable pipes and plastic blind drains for agricultural irrigation, mining drainage, and infrastructure water management with long-lasting environmental performance.
Tailored geosynthetic material solutions for tailings dams, chemical plant slag yards, power plant regulating ponds, and other specialized industrial and environmental applications.
The company has passed the ISO9001, ISO14001 and OHSAS18001 certifications, and has professional technical personnel and advanced equipment and instruments. There are currently over 60 employees, including 3 chief chemical process engineers, 5 mechanical engineers and 9 professional equipment operation engineers. The above-mentioned professionals have many years of practical working experience.
The strong technical strength ensures the stability and forward-looking nature of the products. The company has always kept an eye on the world's advanced level. With its strong economic and technological strength, it maintains leading geosynthetic material production lines and testing equipment. Relying on a complete product production system and quality inspection system, it creates high-quality and high-standard products.
World-class geosynthetic manufacturing equipment maintained to international standards.
Complete product production system and quality inspection system for high-standard output.
3 chief chemical engineers, 5 mechanical engineers, 9 equipment operation specialists on staff.
All products are environmentally friendly and non-toxic, designed for long service life.
Changhong Engineering Materials Co., Ltd. is always committed to making friends with customers, getting close to them with sincerity, satisfying them with actions, and achieving win-win results with them.
Relying on a long-term and stable raw material supply system and strict product formulas, we can customize various material products such as HDPE, LDPE, EVA, and ECB according to customer needs. This ensures consistent product quality across all orders and project scales.
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The company has passed multiple international certifications, ensuring every product meets the highest global standards for quality, environmental responsibility, and occupational safety.
Quality Management System certification, ensuring consistent product quality and continuous improvement across all manufacturing processes and product lines.
Environmental Management System certification, demonstrating our commitment to reducing environmental impact and producing eco-friendly, non-toxic geosynthetic materials.
Occupational Health and Safety Management System certification, guaranteeing safe working environments and responsible production practices for all employees.
Our products are mainly applied to environmental protection landfill sites, artificial lakes, chemical plant slag yards, tailings DAMS, highways, railways, water conservancy, power, soil and water conservation, environmental greening, various breeding farms, canals and reservoirs and other infrastructure facilities.
Anti-seepage for landfill sites, garbage disposal plants, biogas digesters, sewage ponds, wastewater ponds, power plant regulating ponds, etc. Our geomembranes provide reliable long-term containment solutions.
Slope protection and anti-seepage for breeding ponds, fish ponds, shrimp ponds, lotus root ponds, urban gardens, community greening, artificial lakes, swimming pools, golf courses, etc.
Waterproofing, anti-seepage and moisture-proofing for underground pipe galleries such as subways and tunnels, anti-seepage reinforcement for high-speed slopes, and anti-seepage for roof surfaces.
Slope protection and seepage prevention for DAMS, rivers, canals, reservoirs, water storage tanks and wharf projects. Ensures water resource preservation and infrastructure durability.
Washing and selection tanks, heap leaching tanks, ash storage yards, dissolution tanks, sedimentation tanks, storage yards, and anti-seepage lining for tailings. Anti-seepage for chemical plants, oil refineries, and oil storage tanks, as well as inner linings for chemical reaction tanks and sedimentation tanks.
Subgrade reinforcement, slope protection, and anti-seepage solutions for highways and railways. Geogrids and geocells ensure long-term structural stability in demanding transportation infrastructure projects.
The company has professional technical personnel and advanced equipment and instruments. With strong economic and technological strength, it maintains leading geosynthetic material production lines and testing equipment. There are currently over 60 employees, including 3 chief chemical process engineers, 5 mechanical engineers and 9 professional equipment operation engineers.
From riverbank embankment reinforcement to reservoir anti-seepage systems, Changhong geosynthetic materials have been successfully applied in diverse large-scale infrastructure and environmental protection projects.
Changhong Engineering Materials Co., Ltd. is always committed to making friends with customers, getting close to them with sincerity, satisfying them with actions, and achieving win-win results. Based on excellent products and services, we establish long-term friendly cooperative partnerships.
"Changhong's HDPE geomembrane quality is outstanding. The material passed all our on-site testing requirements and the technical support team was extremely knowledgeable. We've been working with them for years and they consistently deliver."
"We sourced geotextiles and drainage boards for a large landfill project. Changhong's ISO-certified products met all environmental compliance standards. Delivery was on time and the pricing was very competitive."
"The custom ECB geomembrane solution Changhong provided for our tailings dam project exceeded expectations. Their chemical engineers worked closely with our team to meet exact specifications. Highly recommend for complex projects."
Stay informed with technical guides, construction best practices, and product knowledge resources from Changhong's engineering team.
Essential technical guidelines covering site preparation, welding methods, quality inspection, and common issues to avoid during geomembrane installation projects.
An overview of the testing methods selected for geomembrane quality verification, including tensile strength, permeability, and chemical resistance evaluations.
Comprehensive knowledge covering geomembrane material types, properties, selection criteria, and application suitability for different engineering environments and conditions.
Changhong Engineering Materials Co., Ltd. is always committed to making friends with customers, getting close to them with sincerity, satisfying them with actions, and achieving win-win results with them. Contact us today for a professional consultation and customized product solution.
