intelligent manhole covers, oil & gas recovery valves

Our cooperation mainly produces safe, environmental friendly, and energy saving oil equipment and special accessories for tank-cars, which are with international environmental safety standards. Our main products include intelligent manhole covers, oil & gas recovery valves, oil & gas recovery joints, bottom valves(emergency shut-off valves), unloading valve, anti-overflow sensors, and etc. Our products have the advantages of smart designs, advanced technology, high reliability and safety, energy-saving and environmentally friendly.
 Since the foundation of our cooperation, we have long-term cooperation with many big automobile refit factories, with the principles of science & technology go first; and the idea of "surviving by quality, developing by honesty". Our company now becomes one of the designated manufacturers of accessories for tank-cars in Petro -China and Sinopecs. Comparing with domestic counterparts, we have the advantages in the field of accessories for tank-cars and chemical cars, both in the content of science and technology and in the quality of the products. Granted with a number of patents, our products are well welcomed and praised by our clients.
Our products nearly you can see them at every corner of the world, and also we can give you our best after-sales-services!
Welcome every people to cooperate with us, if possible, you can visit us to talk in details, I hope we can establish a long business relationship and will be a good future for both sides!