---
title: "STOCKS | Taiji Industry Says Semiconductor Business Does Not Involve HBM Products"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/290873076.md"
description: "Taiji Industry clarified that its semiconductor business does not involve HBM products, addressing unusual stock volatility with a >20% price deviation over two days. The company's main revenue (>80% in 2025) comes from engineering services. Its subsidiary Haitai Semiconductor operates on a 'full cost plus agreed returns' model, which is less sensitive to industry upcycles."
datetime: "2026-06-25T19:39:39.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/290873076.md)
  - [en](https://longbridge.com/en/news/290873076.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/290873076.md)
---

# STOCKS | Taiji Industry Says Semiconductor Business Does Not Involve HBM Products

Taiji Industry said its semiconductor business currently does not involve HBM products, in a statement addressing unusual stock price volatility. According to Jin10, the company said its shares recorded a cumulative closing-price deviation of more than 20% over two consecutive trading days on June 24 and June 25. Taiji Industry said its main businesses include engineering and technical services, semiconductors, and photovoltaic power station investment and operations. It added that engineering and technical services accounted for more than 80% of operating revenue in 2025, representing a relatively high share. The company also said its controlling subsidiary Haitai Semiconductor (Wuxi) Co., Ltd. uses a profit model based on “full cost plus agreed returns,” consisting of 10% of total investment plus excess returns. Taiji Industry said this model is less affected by an industry upcycle.

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