about us

WELPING

  • WELPING had been focusing on developing, manufacturing and selling pipe line equipment since 2005.
  • most professional factory of pipe fabrication equipment. Product line covers all type of pipe Roll Grooving & Cut Grooving Machines (w/ or w/o hydraulic, electric or automatic, size range 1″~48″), Pipe Cutting Machines (size range : 1″~20″), Hole Drilling Machines (hole size 19mm ~ 325mm), Threading machines (threading size : 1/2″ ~ 4″),butt fusion welding machine(manual ,hydraulic ,Auto ,size rang :160-3000mm) .With over 20 years international supply experiences, WELPING ‘S tools are widely acceped by clients from over 50 countries.
  • Aim to bring industrial level design, performance and quality together. We can also provide professional solutions for a variety of mining & industrial, marine, municipal, irrigation, energy and landfill.
  • WELPING is committed to becoming a business for all kind of pipe line works, which includes the fusion equipment and steel pipe connecting tool certified technical training to assist with the installation and fabrication of any  pipes related project. WELPING has continually broadened the scope of supply and usage for pipe, valve, and fitting system design into new market segments. We hope WELPING’s customers succeed together with us.


Our Company

our story

Our Story & Secret Of Success

We listen to our customers and take actions.

june 2005
  • when we opened for Business

In 2005, foundation of Deruibao Piping Technology. Set feet in manufacturing and sale of pipeline tools.

april 2008
  • our first commercial project

We received a big order from a famous Chinese real-estate group company. 

july 2019
  • Focus on overseas Business

We started to use our brand Gruv master to open sales line in domestic market .

Dec 2022
  • Reached a new height

We had 20 agents in domestic market and 15 agents in international market ,and exported over 50,000 units of roll groove machines in the year 2022. 

countries exporting

Professional Exporter

We manufacture reliable Pipe Roll Groover Mastet

Our company is known for its professionalism and excellence, setting a good example in the industry. We provide reliable and efficient  Pipe Roll Groover Mastet, earning trust and praise from our customers.

Genuine Maker!

We offer one-stop shopping for all your needs!