About Us

Who We Are

A trusted partner in industrial sealing, delivering excellence from China to the world.

Company Profile

China's Leading Butyl Tape Manufacturer

Ningbo High-tech Zone Baodelong Technology Co., Ltd. is a high-tech, high-process enterprise integrating R&D, manufacturing, and sales of damping materials, environmentally friendly waterproof materials, and sponge products. Founded in 2006, the company's factory covers an area of 10,000 square meters and is located in the beautiful port city of Ningbo. The company is a strategic partner of Ningbo AUX Air Conditioning Co., Ltd., and a major supplier of damping materials and sound-absorbing cotton for AUX's Ningbo base, with an annual output value of 50 million yuan.

Based on the production of mature products, the company actively develops new products. The automotive sound insulation sheets developed in 2008, launched in 2009, received widespread market acclaim, with 90% of these sheets exported to Europe and America. Currently, the company has completed the R&D of butyl environmentally friendly waterproof materials. This new material overcomes the environmental pollution caused by asphalt waterproof materials and has twice the durability. With the country's strong emphasis on environmental protection, it is the best alternative to asphalt waterproof materials, and its market prospects are very broad. It is currently exported to Southeast Asian countries and is favored by consumers there.

For many years, the company has focused on the research and development and manufacturing of butyl materials and butyl tapes, and has now become a large-scale professional manufacturer in this field. With its rapid development, the company can provide customers with diversified application solutions.

The company's products and services serve multiple industries, including automotive, building materials, aerospace, new energy, power and telecommunications, and new retail. Adhering to the business philosophy of "service, innovation, unity, and development," the company strives to make sealing, bonding, damping, and noise reduction materials more environmentally friendly and reliable through innovation, setting industry benchmarks!

200+
Employees
30%
Technical Staff
Ningbo High-tech Zone Baodelong Technology Co., Ltd. Factory
Ningbo High-tech Zone Baodelong Technology Co., Ltd. Factory
Our Values

Corporate Culture

Mission

Provide exceptional sealing solutions for global customers through quality and innovation.

Vision

Become the global leader in the sealing materials industry through continuous innovation.

Philosophy

Innovation, Quality, Service, Win-Win — the foundation of everything we do.

Team

200+ dedicated employees with 30% technical personnel driving excellence.

Our Journey

Development Milestones

2025

Digital Transformation

Initiated digital transformation and smart factory construction for Industry 4.0.

2023

50,000 Tons Capacity

Annual production capacity reached 50,000 tons with 8 automated production lines.

2021

30+ Export Markets

Export countries exceeded 30, establishing a global trade network.

2019

ROHS / REACH Certified

Passed ROHS and REACH environmental certifications, meeting EU standards.

2017

R&D Center Established

Dedicated R&D center formed with 50+ professional technical personnel.

2015

New Production Base

New production base commissioned, doubling capacity to meet growing demand.

2012

First Export Market

Entered first overseas market in Southeast Asia, beginning global expansion.

2010

ISO 9001 Certification

Obtained ISO 9001 quality management system certification.

2008

Company Founded

Ningbo High-tech Zone Baodelong Technology Co., Ltd. established, beginning butyl tape production in China.

Capabilities

Modern Production Base

20,000+
Square Meters
8
Automated Lines
4,000+
Tons/Month
Ready
Stock Available
Production Equipment Production Equipment Production Equipment Production Equipment
Assurance

Quality Control

Comprehensive certification system and testing laboratory ensuring every product meets international standards.

ISO 9001:2015

Quality Management System certified for consistent product quality.

ISO 14001:2015

Environmental Management System for sustainable manufacturing.

ROHS Certified

Restriction of Hazardous Substances compliant for eco-friendly products.

REACH Compliance

EU REACH regulation compliant for European market access.

SGS Test Reports

Independent third-party testing and verification by SGS.

Testing Lab

In-house lab for adhesion, weathering, temperature, and peel tests.

Innovation

R&D Capabilities

50+
R&D Staff
Technical Personnel
15
Patents
National Inventions
3 Mo
Avg. Cycle
New Product Dev.
3
Universities
Research Partners
Global Reach

Service Network

Exporting to over 50 countries across six continents with reliable logistics and local support.

North America

USA, Canada, Mexico

Europe

Germany, UK, France, Italy

Asia

Japan, South Korea, Southeast Asia

Middle East

UAE, Saudi Arabia, Iran

Africa

South Africa, Nigeria, Egypt

South America

Brazil, Chile, Argentina

Partner With Us

Join 1,000+ partners worldwide who trust Ningbo High-tech Zone Baodelong Technology Co., Ltd. for their sealing needs.

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