Best Factory Audit Services in China
The leeline Sourcing team inputs TOP-NOTCH factory audit! We implement the DECISIVE Criterion and get you REQUIRED output. From a single EQUIPMENT to the whole production capacity, we check all. Reach the HEIGHTS of your eCommerce Business with OUR EXPERT services.


Best FBA Sourcing Company

Best FBA Sourcing Company

The procurement staff in our team are employees with many years of purchasing experience. They are familiar with the techniques of purchasing in China and have long-term cooperation with many different types of factories.

They can find the products you need while ensuring a low price. In addition to purchasing, we can also help you complete the necessary steps of packaging, delivery, labeling, etc., so that you can easily complete sales at home.

Regarding product quality, we have a strict process to control the quality and ensure that your products are in good condition and can be sold normally.

Initial Factory Evaluation

Before starting cooperation, we visit the factory to conduct a full INITIAL checkup. This includes
reviewing the supplier’s manufacturing system, production workflow,
and management practices.

Our experts look for any potential risks that might affect your order’s quality, timing, or cost.
The goal is to ensure the factory QUALIFIES for your REQUIREMENTS and
can deliver consistent results.

Initial Factory Evaluation

Quality System Audit

Quality System Audit

Our Quality System Audit is a deeper look into the SUPPLIER’s production process. We check whether the supplier follows internationally recognized quality standards, such as ISO9001.

We also ensure they have proper inspection and corrective action systems in place. This helps you avoid defects, reduce returns, and maintain consistent production quality for every order.

Law Compliance and Social Audit

We verify that your supplier holds valid business licenses and complies with local production
regulations

Choosing a legally compliant and socially responsible factory helps you avoid supply chain
disruptions, reputational risks, and ensures that your business
aligns with global ethical standards.

Law Compliance and Social Audit

Blended System Audits

Blended System Audits

Our blended audit combines quality, social, and environmental checks into a single comprehensive process. We evaluate production capacity, material sourcing, waste management, and employee safety in one review.

This provides a complete picture of the supplier’s reliability and sustainability efforts, ensuring you work with top-performing partners in the long run.

Factory Visit (Stealth Audit)

Our auditors perform an on-site visit, providing a real-world snapshot of the factory environment.
We observe production lines, warehouse conditions, and overall cleanliness.
Photos and a detailed summary are sent to you.

This step gives you an unbiased view of how your products will be made and helps you gain
confidence before finalizing a partnership with the supplier.

Factory Visit (Stealth Audit)
Advantages of Factory Audit
Ensuring reliable suppliers and top-quality products every time.
eCommerce Sellers
Logistics Partners
Suppliers
Warehouse Operators
Brand Partners
Industry Influencers
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