What materials are available for the rollers?

Materials include POM, PA6, PA66, Nylon, PVC, ABS, and various metals like Steel, Stainless Steel, and Aluminum.

What certifications does the company have?

The company maintains ISO 9001:2000 quality system certification and has been audited by SGS.

Hot Sale Rust Prevention Plastic Roller for Sliding Window Screen Roller (ML-ED010)

Name: Hot Sale Rust Prevention Plastic Roller for Sliding Window Screen Roller (ML-ED010)
Brand: NINGBO GUOLI PULLEY MANUFACTURE CO., LTD.
SKU: 761721655

Zhejiang, ChinaNINGBO GUOLI PULLEY MANUFACTURE CO., LTD.

US$0.60

10,000-49,999 Pieces

US$0.59

50,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Online Technical Support

Warranty

2 Year

Model NO.

ML-ED010

Certification

ISO, RoHS

Splittable

Surface Treatment

Electroplating

Material

Metal

Diameter

21mm

Bracket Material

Steel, Stainless Steel

Bracket Width

12.3mm

Brackt Length

143mm

Transport Package

Yellow Carton

Specification

as per your demand

Trademark

minli

Origin

Ningbo

Production Capacity

120 Million

Key features

25 Years Manufacturing Experience: Specialized in plastic pulleys, non-standard bearings, and rollers for over two decades.

Custom OEM/ODM Service: Accepts custom designs, drawings, and samples for tailored bracket materials and sizes.

High Production Capacity: Annual output reaches 120 million sets with advanced processing equipment.

Quality Certified: ISO 9001:2000 certified and audited by SGS for strict quality control.

Wide Material Options: Available in POM, PA6, Nylon, PVC, ABS, Steel, Stainless Steel, and Aluminum.

Global Export Reach: Products exported to over 70 countries including USA, Germany, and France.

2-Year Warranty: Comprehensive 2-year warranty coverage with online technical support.

Competitive Pricing: Offers high-quality products at competitive prices with flexible payment terms.

Company profile

NINGBO GUOLI PULLEY MANUFACTURE CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 1997-01-06 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤2.92h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryNingbo Guoli Pulley Manufacture Co., Ltd. is a China-based supplier located in Ningbo, Zhejiang, with 150 employees and a 12,000 m² manufacturing plant. It manufactures pulleys, rollers, bearings, and related door, window, and furniture hardware. The supplier reports ISO 9001:2015 certification, five production lines, 10 R&D engineers, 6–10 quality-control staff, and annual capacity of 120 million sets or 120 million pieces for specified products. It exports 90% of total sales and reports markets across the Americas, Europe, Asia, the Middle East, and Australia, including more than 40 countries and areas. Evidence supports established manufacturing, export experience, quality-system certification, and non-standard product development. However, the provided information does not sufficiently verify after-sales service processes, financial credibility, or specific customer cases.

Supplier typeThe supplier is identified as Ningbo Guoli Pulley Manufacture Co., Ltd., a China-based limited company in Ningbo, Zhejiang. Its profile includes manufacturing operations, five production lines, a 12,000 m² plant, and products such as pulleys, rollers, bearings, and hardware, although one record also describes the company nature as a trading company.

CertificationsThe supplier explicitly reports an ISO 9001:2015 certificate and states that its production operations have been audited by SGS. This provides direct evidence of a documented quality-management certification, although the supplied information does not include certificate scope or validity dates.

R&D capabilityThe supplier reports 10 R&D engineers and states that it develops and designs non-standard pulley bearings. Its stated annual capacity for these products is 120 million sets, providing direct evidence of product-development resources and non-standard design activity.

Production capacityProduction capability is supported by 150 employees, a 12,000 m² plant, five production lines, 6–10 quality-control staff, and reported output of 120 million pieces or 120 million sets for specified product categories. The supplier also describes advanced processing equipment and a strict inspection system.

Customization capabilityThe supplier explicitly reports developing and designing different kinds of non-standard pulley bearings, and its product range includes non-standard bearings. This directly supports customization or non-standard product development, although detailed engineering, tooling, and minimum-order capabilities are not provided.