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Product profile
Customization
AvailableAfter-sales Service
YesWarranty
1 YearModel NO.
scMaterial
Carbon SteelColor
as RequestedSize
as RequestedCertificate
API 10dTransport Package
Standard Export Wooden PackageSpecification
APITrademark
PYZSOrigin
Henan Province of ChinaProduction Capacity
20000 Pieces Per MonthKey features
Customizable Material: Available in Carbon Steel to meet specific project requirements.
Customizable Color: Color can be customized as requested by the customer.
Customizable Size: Size is fully customizable to fit various casing specifications.
API 10d Certification: Product meets API 10d certification standards for quality assurance.
Three Installation Types: Available in Knock-On, Spiral Nail, and Set Screw types.
Versatile Positioning: Can be installed at any position on casing to limit axial movement.
1-Year Warranty: Comes with a comprehensive 1-year warranty coverage.
After-Sales Support: Dedicated after-sales service team available for assistance.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-09-22 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryPuyang Zhongshi Group Co., Ltd. is identified as a Chinese manufacturer established in 1997, focused on casing cementing equipment, float equipment, centralizers, and cementing plugs. The supplier reports a 52,000 m² plant, 10 production lines, annual casing-centralizer output of 200,000 pieces, and exports to multiple global regions. ISO 9001:2015, ISO 14001:2015, and ISO 45001:2016 are stated, while other company information references API certifications. Trade records show shipments associated with buyers in India, Brazil, and Peru, but the records are recent and limited. Evidence supports established manufacturing and export capability; after-sales service, financial credibility, and customization capability remain insufficiently documented.
Supplier typeThe supplier is explicitly classified as a manufacturer and describes itself as producing casing cementing equipment and related oilfield products. It is based in Puyang, Henan, China, and reports that it was established in 1997.
CertificationsThe supplier reports ISO 9001:2015, ISO 14001:2015, and ISO 45001:2016 management-system certificates. It also states that it holds API 5CT, API 6A, API 11AX, and API 11E certificates, although the provided information does not include certificate validity or scope details.
Production capacityProduction capability is supported by a reported 52,000 m² plant, 10 production lines, 9 factories, more than 500 employees, and annual casing-centralizer output of 200,000 pieces. The supplier also states that it can serve broad international markets, with typical lead times of 2–3 months in both peak and off-peak periods.
Client casesThe supplier is associated with buyers or shipments involving VNK Solutions, Smart Welding de Macae Servicos Ltda, and a Peru-related transaction, while also stating exports to more than 30 countries. The evidence indicates international customer exposure, but provides limited detail on completed projects, customer satisfaction, order scale, or repeat business.
Product Q&A
Q:What customization options are available for the snap ring?
A:
We offer customization for material (Carbon Steel), color, and size as requested.
Q:What types of stop collars are available?
A:
The stop collars are available in three types: Knock-On Type, Spiral Nail Type, and Set Screw Type.
Q:What is the warranty period for this product?
A:
The product comes with a 1-year warranty.
Q:Does the product meet API certification standards?
A:
Yes, the product is certified under API 10d.
Q:What is the function of the stop collar?
A:
It holds centralizers or cement baskets at any position on the casing to limit axial movement.
Send Inquiry
*To:
Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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