Are you a factory or trading company?

We are professional factory on this area for more than 25 years. Located in the City NINGBO, very close to NINGBO PORT.

What's your mainly product?

Our company focus on the production of ROLLER / PULLEY / BEARING, with an experienced team for designing, manufacturing, marketing and exporting.

How can you guarantee the quality?

Perfect quality control system ISO9001, experienced workers, experienced engineer team and inspection team, sample confirmation before mass production, Inspection before delivery.

Great Quality Rust Prevention Sliding Window Roller Screen Window Roller

Name: Great Quality Rust Prevention Sliding Window Roller Screen Window Roller
Brand: NINGBO GUOLI PULLEY MANUFACTURE CO., LTD.
SKU: 2004556262

Zhejiang, ChinaNINGBO GUOLI PULLEY MANUFACTURE CO., LTD.

US$0.20

10,000-49,999 Pieces

US$0.19

50,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Online Technical Support

Material

Plastic

Model NO.

ML-DS096

Type

Ball Bearing

Frame Material

Nylon

Roller Material

Nylon

Stretch Elongation

Half

Splittable

Certification

ISO, RoHS

Warranty

2 Year

Usage

Window, Door

Brackt Width

21.5mm

Brackt Height

20mm

Brackt Length

55mm

Diameter

22mm

Transport Package

Yellow Carton

Specification

as per your demand

Trademark

MINLI

Origin

Ningbo

HS Code

8302410000

Production Capacity

1 Million PCS/Month

Key features

Customizable Size: Size can be custom-made by providing drawings or pictures.

OEM Service Available: Technical drawings, samples, or photos are required to start OEM projects.

2-Year Warranty: Comprehensive 2-year warranty coverage for product defects.

Multi-Color Options: Available in orange, white, black, yellow, blue, and red.

ISO and RoHS Certified: Products meet international ISO and RoHS safety standards.

Online Technical Support: Dedicated online support team for customer assistance.

Diverse Material Selection: Constructed from nylon, plastic, steel, aluminum, zinc, or PVC.

20+ Years Experience: Over two decades of professional experience in manufacturing rollers and bearings.

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: ≤3.04h 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.

Product Q&A

Q:How to get a quotation and start business relationship with your company?

Please send us email and our sales representive will contact you as soon as we receive your email.

Q:How to receive a quotaion in the shortest time?

When you send us an enquiry, please try to provide more details, such as product size, photo or drawing, order quantity, etc.

Q:How to start an OEM project with your company?

Please send us your designed drawings or original samples so that we can offer a quotation first. If all details are confirmed, we will arrange sample production once received your deposit.

Q:What's your MOQ?

The MOQ depends on the design and production processes of the products. Nomally our company MOQ is 10000pc , but it can be much more or less depending on different product types. Therefore, we recommend you to tell us your required quantity first.

Q:How long can I receive an order?

That depends on the specific items and your order quantity. The lead time varies from 30 to 90 days.