We have been committed to the research and development of thicker helix which is for shield tunneling machine. With the efforts of our research team and production team...

Any product can not withstand long-term wear during usage, it will greatly reduce the service life of the product, same for the spiral blade. If we know the reasons for its wear, we will extend the service life of the ......

Thanks to our chief engineer Brain for his technical support, and thanks to the production team for their unremitting efforts! ...

The year of 2017 has been a year of struggle, a turning point and a lucky year. With the effort of our staff, we have good news again! After a successful application of patent for screw pile foundation, another good n......

In the current highly developed era of information technology, we design or customize various spiral products directly to the world through the Internet, serving customers in Australia, Canada, the UK, France, rib......