Let’s work together

We ensure that our customers are provided with a complete set of expansion joints design & production & transportation services.

For customers, product design, transportation and installation services are very important, so ChangYuan Flex’s sales manager pays great attention to complete delivery services.

Design Services

In Changyuan Flex Company, we will first calculate the number, size and physical properties of expansion joint required by customers according to the pipeline drawings provided by customers.

Computing Services

We will design several sketches of expansion joint for customers to choose, and provide customers with technical guidance and explanation of physical properties of expansion joint

Logistics Services

Since expansion joint is a product in engineering construction field, transportation service is very important to us.Every year, we send expansion joint products to countries in Southeast Asia, the Middle East and South America through international freight forwarding companies.

On-site services

Anytime, anywhere. As long as the customer needs it, we will rush to the site as soon as possible
When customers encounter installation issues, we will send our technical team to the site to guide the installation

Best solutions

Let’s work on your project together

Efficient service for your piping design

Our consultation is always in sync with your strategy

With more than 20 years of experience in piping design, ChangYuan Flex Co. is home to some of China’s top piping physicists and expansion joint designers.

Best solutions

Industrial Piping Site Visit & Instruction

We have the ability to arrive at any municipal project site in the world within 72 hours, and then provide you with a full range of plumbing guidance.

  • The business personnel of Changyuan Company can proficiently operate CAD tools. And there are professional plumber engineers for guidance

  • Generally speaking, our expansion joint products have been used for 7 to 8 years. During this period, we will continuously provide after-sales service and technical support to customers

  • Since expansion joint is a product in engineering construction field, transportation service is very important to us.Every year, we send expansion joint products to countries in Southeast Asia, the Middle East and South America through international freight forwarding companies.

CAD drawing

Let Changyuan’s designers design the right expansion joint for your pipeline.

Logistics Services

Cooperation with the world’s top logistics companies ensures that your goods can be delivered.

On-site services

Changyuan’s engineers can quickly arrive at the site to provide services.