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Product profile
Customization
AvailableAfter-sales Service
YesWarranty
1 YearModel NO.
cpMaterial
Nb RubberColor
Black, Red, Yellow or as RequestedType
Common or Non RotatingSize
as RequestedTransport Package
Plywood Cases or Depending on CustomersSpecification
APITrademark
zhongshiOrigin
Henan, ChinaHS Code
8431Production Capacity
1000PC/MonthKey features
API and ISO Certified: Meets strict API and ISO standards for high-heat and high-pressure applications.
Customizable Colors: Available in Black, Red, Yellow, or as requested by the customer.
Customizable Sizes: Standard sizes from 4 1/2 to 20 inches, with special sizes available upon request.
Non-Rotating Design: Special design allows plugs to drill out quickly with PDC bits.
Effective Wiping Action: Ensures casing cleanliness through continuous pressure and sealing fins.
Durable Materials: Constructed from high-quality rubbers and phenolic resins for longevity.
OEM and ODM Services: Full customization support including material, type, and size options.
1-Year Warranty: Comprehensive 1-year warranty coverage included with after-sales service.
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 certifications do the cementing plugs have?
A:
The plugs are API and ISO certified, approved for high-heat and high-pressure environments.
Q:What sizes are available for the cementing plugs?
A:
Standard specifications range from 4 1/2 to 20 inches. Special sizes and combinations are available as requested.
Q:Can the color and material be customized?
A:
Yes, colors are available in Black, Red, Yellow, or as requested. Materials include rubbers and phenolic resins.
Q:What is the warranty period for this product?
A:
We provide a 1-year warranty with after-sales service support.
Q:Do you offer OEM and ODM services?
A:
Yes, we offer both OEM and ODM services with 8 R&D engineers to support customization.
Send Inquiry
*To:
Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.*Content:
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