---
title: "KB LAMINATES Tumbles 13%+, Reportedly Facing PCB Mfg Snags for Nvidia New AI Server Rack"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/291771806.md"
description: "KB LAMINATES shares plunged over 13% after reports that PCB manufacturing for NVIDIA's next-gen AI server rack, Kyber NVL144, faced a delay of more than one year. The news also caused significant drops in KINGBOARD HLDG, Ibiden, and Samsung Electro-Mechanics."
datetime: "2026-07-06T08:05:39.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/291771806.md)
  - [en](https://longbridge.com/en/news/291771806.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/291771806.md)
generator: "portal-rs"
---

# KB LAMINATES Tumbles 13%+, Reportedly Facing PCB Mfg Snags for Nvidia New AI Server Rack

The manufacturing of printed circuit boards (PCBs) for NVIDIA Corporation (NVDA.US) 's next-generation AI server rack system Kyber NVL144 has hit impasse, resulting in a delay of more than one year, research firm SemiAnalysis said in an X post.

Following the news, KB LAMINATES (01888.HK) -10.900 (-12.907%) Short selling $850.69M; Ratio 12.374% plunged 13.68%, while KINGBOARD HLDG (00148.HK) -10.050 (-10.188%) Short selling $98.34M; Ratio 2.631% also nosedived 9.83%. Japan PCB manufacturer Ibiden (4062.JP), for which Nvidia is the largest customer, closed down 8.37%, while Samsung Electro-Mechanics also tumbled 8.09%.  
(HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2026-07-06 12:25.) (Real-time Streaming US Stocks Quote; Except All OTC quotes are at least 15 minutes delayed.)

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- [NVDA.US](https://longbridge.com/en/quote/NVDA.US.md)
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---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**