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Market Served

ISO-Certified Fasteners for Oil and Gas Applications

Chengyi Fasteners has been committed to the development of various projects for many years. With more than 20 years of experience, which enabled us to deliver a broad selection of product and service solutions to drilling equipment, rigs, pumps, pipelines and process plants.

In oil and gas plant engineering, the requirements for the strength of fasteners are higher. Yunteng has obtained iso9001, 3C certification, and a series of environmental protection qualifications, which enables us to provide customers with safer and better services in this regard.

Unlimited Solutions

Since our monthly production capacity reaches 6000 tons, we have more than 2000 tons of inventory, so we can provide faster delivery, and can meet the production needs of small and large batches, and manufacture goods that meet fine specifications.

Our quality-assured global sourcing services allow us to strategically source available fastener solutions, including specialty products, bottleneck items and hard-to-source fasteners, both domestically and internationally. We manage all aspects of the supply chain, from analysis to sourcing and testing, to delivery and inventory monitoring.

Quality Assurance

We at Yunteng are manufacturing professionals, which is why we have a department specializing in quality control to guarantee the quality of the products that we provide. Our quality control and manufacturing departments work in tandem in each and every phase and process, including production, finish treatment, packaging process —together they ensure the quality of the final product.


Applications Bridge

Oilfield Equipment Manufacturing

Pipeline Installation

Compressor Fabrication

Pump Manufacturing

Valve Manufacturing

Waste Management Infrastructure

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