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International Trade Fair for Construction Machinery,
Building Material Machines, Mining Machines and Construction Vehicles.

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bauma CHINA 2026
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CHEN LONG GROUP CO., LTD.

SNIEC N3.189

Headquarters: 

Target Groups: 

Oil pump ring

Product Category: Equipment and accessories

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Product Introduction

Quality starts with incoming material inspection (metallography, hardness, tensile). Full in?house production – from raw to finished rings, no outsourcing, ensuring quality and delivery. Complete heat treatment line – flexible for various requirements, guaranteeing stable ring performance. Traceable process – inspections at every step with full records for complete traceability. Final 100% dimensional inspection on every finished ring eliminates deviations and meets the highest standards. We are committed to reliable oil pump rings through rigorous quality control and integrated manufacturing.

Product Brochure

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International Trade Fair for Construction Machinery, Building Material Machines, Mining Machines and Construction Vehicles

Exhibitor Service International

Tel. +49 89 949-20252

Exhibitor Service China

Tel. +86 21 2020-5500
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