Quality

Quality-controlled wiper blade manufacturing for global B2B buyers.

Quality Value Intro

Quality Built Around Real Market Performance

Weilong’s quality control is designed around real-world driving conditions, not only factory appearance checks. From raw materials to finished products, every stage is managed to support stable wiping performance, reliable fitment and long-term supply for global aftermarket buyers.

Clean Wiping

Streak-free wiping performance helps drivers maintain clear visibility across rain, dust and road conditions.

Quiet Operation

Controlled rubber quality and stable blade pressure help reduce noise, vibration and driving distraction.

Reliable Fitment

Connector structure, adapter matching and size accuracy are checked to support broad vehicle applications.

Weather Resistance

Materials are selected and tested to resist heat, cold, UV exposure and harsh seasonal conditions.

High Durability

Repeated testing helps ensure longer service life and reliable replacement performance.

Packaging Protection

Packaging checks help protect product appearance, labelling and carton strength during storage and transit.

QUALITY CONTROL PROCESS

Every Step Checked Before Shipment

From materials to finished goods, each production stage is checked to ensure stable wiping performance, reliable fitment and export-ready quality.

Raw Material Inspection
01
Raw Material Inspection
In-line Inspection During Manufacturing
02
In-line Inspection During Manufacturing
Wiping Performance Tests for Every Variant
03
Wiping Performance Tests for Every Variant
Durability & Weather Resistance Testing
04
Durability & Weather Resistance Testing
Fitment and Connector Review
05
Fitment and Connector Review
Packaging Inspection & Export Finished Unit Orders
06
Packaging Inspection & Export Finished Unit Orders
Packaging Inspection & Export Finished Unit Orders
07
Final Inspection Before Shipment
Shipment and Quality Record Management
08
Shipment and Quality Record Management
QUALITY ASSURANCE

Certificates and Quality Documents

Our quality management system and related documents are available for customer review to help buyers evaluate our manufacturing standards, process control and supplier reliability.

ISO 9001 quality management certificate for wiper blade supplier
BUYER VALUE

Quality Value for Different B2B Buyers

Stable quality helps you reduce risk, improve customer satisfaction and build long-term competitive advantage in your market.

Stable Quality

Consistent wiping performance you can rely on across repeat orders and different product series.

Lower Claims

Fewer product issues, fewer returns and lower after-sales cost for your local sales channels.

Long-Term Supply Confidence

Dependable quality control for sustainable cooperation, regular orders and market growth.

Importers

Reduce shipment risk and after-sales claims.

Wholesalers

Maintain stable product quality across repeat orders.

Brand Owners

Protect private-label reputation.

Repair Chains

Reduce installation andusage complaints.

Distributors

Build customer confidence with stable supply.

OEM / ODM Customers

Support specification controland project execution.

FAQ

Frequently Asked Questions

Find quick answers to common questions about our products, orders, and partnership process to help you move forward with confidence.

Are you a manufacturer or a trading company?

We are a professional manufacturer of wiper blades and wiper arms. Our factory is equipped with production lines, quality control processes and export service support to provide stable supply for global B2B customers.

Do you provide OEM/ODM service?

Yes. We support OEM and ODM cooperation, including product selection, logo printing, packaging design, adapter matching, sample development and customised project support.

What is your minimum order quantity (MOQ)?

MOQ depends on the product type, packaging requirements and order structure. For standard products, we can provide flexible order support. For customised packaging or private-label projects, the MOQ will be confirmed based on the actual solution.

Are samples available? How long does it take?

Yes, samples are available for quality evaluation and fitment checking. Standard samples can usually be prepared quickly, while customised samples may require additional time depending on the design, logo or packaging requirements.

What is your production lead time?

Lead time depends on order quantity, product model, packaging type and production schedule. For regular products, we aim to provide efficient production and stable delivery. Exact lead time will be confirmed after order details are reviewed.

Can you provide custom packaging?

Yes. We can provide private-label packaging, colour box design, barcode labels, market-specific packaging and other custom packing solutions for importers, wholesalers and brand owners.

What certifications do you have?

We follow strict quality management and inspection procedures. Available certificates and test documents can be provided according to customer requirements and market needs.

How do you ensure product quality?

We control quality through raw material inspection, production process checks, assembly inspection, wiping performance testing, packaging checks and final inspection before shipment. Our goal is to ensure consistent product quality and reduce after-sales issues.