Lithium Manganese Battery Factory Audit: Key Checks for Buyers

A thorough lithium manganese battery factory audit should establish that the product, manufacturing records, inspection controls, and certificates all apply to the same battery and intended market. This distinction matters for Vinnic: the supplied product specification covers alkaline manganese button cells, while the company profile separately identifies manganese dioxide lithium batteries.

Define the Product and Audit Scope

Before reviewing factory controls, confirm the battery chemistry, model, and product family under evaluation. The Vinnic product record describes alkaline manganese button cells and lists features such as leakage resistance, stable voltage, low self-discharge, and extended operating life. These details should not be attributed to a lithium manganese battery without product-specific documentation.

The company profile lists manganese dioxide lithium cells for applications including car key remotes, tire pressure monitoring sensors, smart watches, and smoke or gas alarms. Use the intended application to select representative models, then verify that the specifications and audit evidence match those models.

Review Manufacturing Quality Controls

The available information identifies three inspection stages: incoming raw material inspection, production-line inspection, and laboratory sampling and testing. During the audit, request the controlled procedures and completed records for the specific product in scope. The supplied data does not state test methods, sampling rates, acceptance limits, or lithium-specific process parameters, so these should be confirmed directly rather than assumed.

Confirm Certification Coverage

Assess certificates by their documented scope, facility, product, and destination market. The listed credentials include ISO 9001:2015, IATF 16949:2016, ISO 14001:2015, and UL. The supplied UL entry names lithium battery as the product and the United States as the applicable country. Product scope is not specified in the available details for the other certifications; check the current certificates and supporting scope documents.

Audit Evidence at a Glance

Frequently Asked Questions

Is the supplied product specification for a lithium manganese battery?

No. It describes Vinnic alkaline manganese button cells. The company profile lists manganese dioxide lithium batteries separately, so obtain the correct product documentation before assessing the lithium battery line.

Which quality inspection stages are mentioned?

The stated stages are incoming raw material inspection, production-line inspection, and laboratory sampling and testing. The available information does not specify the methods or acceptance limits.

Which listed certificate refers specifically to lithium batteries?

The UL entry names lithium battery and the United States. Verify that the certificate is current and that its detailed scope applies to the facility and model under review.

Conclusion and Supplier Information

Keep the audit anchored to confirmed battery chemistry, product-specific inspection evidence, and certificate scope for the destination market. The company profile reports annual capacity above 1.8 billion units, with distribution and direct sales listed as sales channels. Its stated battery MOQ is 10,000 units and its delivery time is 30 days. For technical information or support, contact vinnic@chungpak.com.

About the Manufacturer

CHUNG PAK （GUANG DONG）BATTERY INDUSTRIAL CO., LTD was established in 1980. In addition to battery manufacturing, the company reports production of paper separators, zinc materials, and metal and plastic components. Its profile states that the factory covers 170 acres and has annual production capacity above 1.8 billion units. Listed certifications include ISO 9001:2015 and IATF 16949:2016.