Our History
Shandong Sanzeng New Materials Co., Ltd. was established in 1994 and is located in Linqu County, Weifang City, Shandong Province, which is known as the "National Aluminum Profile Capital". Since its establishment, the company has always focused on the research and development and production of sealant products. After three decades of steady development, it has grown into a professional enterprise with extensive influence in the industry.
In the early days of its establishment, the company mainly provided basic sealant products to serve the local and surrounding markets. As market demand continues to expand, the company continues to increase its technological investment, introduce advanced production lines and testing equipment, and gradually expand its product range to cover silicone sealants, acrylic sealants, MS sealants, polyurethane sealants, nail-free sealants and other categories to meet the diversified needs of many fields such as construction, home improvement, industry, transportation, and electronics.
active members
years experience
events & challenges
Exporting countries
Entering the 2000s, the company continued to upgrade in automation and standardized production, successfully developed sealant filling equipment and supporting packaging solutions, and realized the industrial layout of coordinated development of products and equipment. Many products have passed authoritative quality certifications at home and abroad, and are exported to international markets such as Southeast Asia, the Middle East, Europe, and South America, taking an important step in international development.
In recent years, Sanzeng New Materials has adhered to the development concept of "technological innovation, green environmental protection, quality first", continuously strengthened its R&D capabilities, optimized its product structure, and promoted brand upgrading. The company has now established a complete R&D center and quality management system, with an annual production capacity of tens of thousands of tons of sealants.
From 1994 to today, Shandong Sanzeng New Materials Co., Ltd. has always adhered to its original intention, forged ahead, based in China and looking at the world, and is committed to becoming an internationally leading integrated solution provider for sealants and supporting equipment.
Our Factory
Shandong Sanzeng New Materials Co., Ltd. was founded in 1994 and is located in Linqu County,Weifang City, Shandong Province. The company covers a total area of over 30000 square meters andhas itsown modern standard equipment factory. Our company specializes in the production of siliconesealant, polyurethane sealant, MS sealant, chloroprene sealant packaging series products, including plasticbottles, paper bottles, aluminum plastic pipes, plastic barrels, composite soft packaging aluminum filmsdual component packaging bottles, static mixers, and various pointed and rear covers. The company passedthe lS0 9001:2000 quality management system certification in 2001.Our company has its own injection molding workshop, mold workshop, printing workshop, paper bottleworkshop, as well as the most advanced flexible packaging production workshop and in Mold Label technologyin the industry. With years of continuous development, our company now has over 100 product series.Due to excellent product quality and professional service spirit, our products are best-selling nationwideand exported to over 30 countries and regions including Japan, Hong Kong and Taiwan, Southeast Asia,the Middle East, Australia, Africa, and Europe and America.
It is our quality policy to deliver products and services that meet customer requirements to ourcustomers. Our strong technical strength, strict quality management, and professionalsales team willensure the provision of high-quality and efficient services to our new andold customers.
Our Product
Sealant Products
We offer a wide range of high-quality sealants to meet various market needs:
Silicone Sealant (Acetoxy & Neutral Cure)
Acrylic Sealant
MS Polymer Sealant
Polyurethane (PU) Sealant
No-Nail Adhesive (Construction Adhesive)
All products are manufactured with advanced formulations, offering excellent adhesion, weather resistance, and long-term durability.
Sealant Filling Equipment
We provide customized solutions for sealant production lines, including:
Semi-automatic cartridge filling machines
Fully automatic cartridge filling machines
Support equipment: mixing tanks, air compressors, conveyors, etc.
Our machines are widely used by sealant manufacturers seeking efficient and stable production systems.
Sealant Packaging Materials
We produce and supply various types of plastic cartridges and accessories for sealant packaging:
Standard 300ml cartridges (with nozzle and plunger)
400ml, 600ml sausage film packaging
Private label and customized printing available
Product Application
The company gradually expanded its product range, covering silicone, acrylic, MS polymer, polyurethane, and nail-free adhesives, to meet the diversified needs across construction, home decoration, industry, transportation, and electronics.
Our Certificate
ISO 9001 Quality Management System Certification
ISO 14001 Environmental Management System Certification
ISO 45001 Occupational Health and Safety Management Certification
CE Certification (for selected exported products)
RoHS Compliance Certification
SGS Performance and Safety Testing Reports
Production Equipment
Core Equipment Includes:
Automated Vacuum Mixing Systems
Designed for high-viscosity formulations such as silicone, polyurethane, and MS polymer sealants, ensuring uniform material dispersion and effective defoaming to improve product consistency and performance.
01
High-Speed Filling Production Lines
Compatible with various packaging formats including sausage packs, cartridges, and bulk drums. Offers high-speed, precision dosing with excellent efficiency and low error rates.
02
Automatic Sealing and Labeling Machines
Enhance the visual uniformity and efficiency of finished packaging, supporting customized labeling needs.
03
Specialized Sealant Packaging Equipment
Capable of handling two-component systems, small packs, soft film bags, and other formats to meet diverse customer and market demands.
04
Precision Testing & Laboratory Instruments
Used for comprehensive testing of physical properties, weather resistance, adhesion strength, color consistency, and more-ensuring reliable quality control of every batch.
05
Our service
Pre-Sales Service
We focus on understanding customer needs and offering tailored product and technical consulting services:
Product selection guidance and technical documentation.
Free samples and detailed product performance introductions.
Application environment assessment and construction advice.
One-on-one technical consultations and customized solutions.
In-Sales Service
During the execution of each order, we ensure efficiency, quality, and clear communication:
Rapid response to orders with standardized production scheduling.
Strict quality control procedures to ensure product consistency.
Flexible customization services such as packaging, filling, and OEM labeling.
Full-process logistics tracking to guarantee on-time delivery.
After-Sales Service
Delivery is just the beginning of our service. We provide long-term technical support and assurance:
On-site or remote guidance, troubleshooting, and user training.
Quick response to feedback with prompt follow-up and solutions.
Dedicated after-sales service team offering continuous support.
Customer file system with regular follow-ups to enhance satisfactio.
