---
title: "Defu Technology: The customer validation progress of HVLP4/5 generation copper foil products is going smoothly"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/260816063.md"
description: "On October 13th, Defu Technology stated on the interactive platform that the customer introduction of the company's HVLP1-3 generation copper foil products is progressing smoothly, and the customer verification of the HVLP4/5 generation copper foil products is also progressing well"
datetime: "2025-10-13T01:48:20.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/260816063.md)
  - [en](https://longbridge.com/en/news/260816063.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/260816063.md)
---

# Defu Technology: The customer validation progress of HVLP4/5 generation copper foil products is going smoothly

On October 13th, Defu Technology stated on the interactive platform that the customer introduction of the company's HVLP Generation 1-3 copper foil products is progressing smoothly, and the customer validation of the HVLP Generation 4/5 copper foil products is also progressing well

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