CHENG JING TECHNOLOGY -16+ YEARS
Professional Sealant & Adhesive Manufacturer
Reliable sealing and bonding solutions for construction, industrial and commercial applications - with OEM, private label and technical support for global customers.
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Chengjing Technology
Silicone Sealant
Making connections more reliable, making operations more enduring.
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Fire-Resistant Polyurethane Foam
Formulated for professional construction use, this foam delivers stable expansion to fill irregular gaps around doors, window frames, cable penetrations, pipe sleeves and partition joints.
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16years+
Custom Formulation & OEM/ODM
ISO-certified quality, ERP + 6S scientific management, with an annual capacity of 50,000 tons.
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What We Make
Sealant & Adhesive Solutions
Complete product solutions for distributors, importers,contractors andprivate-label customers.
Neutral and acetoxy silicone solutions for construction, glass, aluminum and general sealing.
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High-tack sealing and bonding solutions for demanding construction and industrial applications.
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Where We Work
Applications
Let buyers find products through the application they understand best.
Your Custom Sealing Material Solutions
Your Custom Sealing Material Solutions
Weihai Chengjing Technology Co., Ltd.
Weihai Chengjing Technology Co., Ltd.(hereinafter referred to as Chengjing) was established in 2010, which is a high-tech enterprise and the national “little giant" company. Chengjing has passed ISO9001 and ISO14001 certification with the main business of a variety of polymer sealing materials. The products cover silicone, acrylic, epoxy, MS, PU foam, Nail-free, etc. Products are widely used in construction, photovoltaic, electric power, automotive, industrial sealing and other fields.
・Our Vision
To build a globally‑trusted adhesive brand, and become a competitive supplier of sealant & bonding solutions.
・Chengjing Technology
Serving Global Markets
50+ Countries & Regions
Asia · Europe · Africa · Middle East · North America · South America
Russia Uzbekistan Kazakhstan Vietnam India UAE Iraq Egypt South Africa Morocco Mexico Argentina
CHENGJING TECHNOLOGY, BONDING THE WORLD
Why Choose Us
Direct from the manufacturer
The annual production capacity of Chengjing reaches 50000 tons. Chengjing depends on ERP and CRM management software to improve management level. In the production process, Chengjing uses PDCA and 6S management methods to realize scientific management.
Focused on a niche market for over a decade
We continue to delve deeply into the application of new materials, gaining a thorough understanding of our industrial clients’ real pain points and development cycles.
Reliable Delivery and Guaranteed Production Capacity
With our own production facilities and a well-established supply chain, we are able to handle seasonal or unexpected fluctuations in orders.
Comprehensive Certifications, Hassle-Free Compliance
Built on ISO system certifications, our products meet the market access requirements of major international markets.
Fast response times and efficient communication
With a multilingual technical team and coverage across various time zones, we minimize delays in project progress.
Emphasizing Long-Term Partnerships
We do not pursue profits from one-time transactions; instead, we are committed to being a reliable strategic partner for our customers in the field of materials.
QUALITY & CAPABILITY
Built for Consistent Quality
Present verified certificates, test reports, production capability and technical documents here.
Production
STABLE MANUFACTURING CAPACITY
QC
PROCESS QUALITY CONTROL
R & D
TECHNICAL DEVELOPMENT
Documents
TDS · SDS · CERTIFICATES