---
title: "The CPO concept continues to be strong, CEM has set a new historical high with 6 limit-ups in 12 days"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/282767063.md"
description: "36Kr learned that the CPO concept continues to be strong, CEM has hit the limit up 6 times in 12 days, setting a new historical high, leading stock Zhongji Innolight rose over 4%, with a total market value approaching 900 billion, while Cambridge Technology, Ruisheng Kanda, Robotec, Mingpu Optoelectronics, and NewEase also followed suit"
datetime: "2026-04-15T01:48:01.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/282767063.md)
  - [en](https://longbridge.com/en/news/282767063.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/282767063.md)
---

# The CPO concept continues to be strong, CEM has set a new historical high with 6 limit-ups in 12 days

36Kr learned that the CPO concept continues to be strong, CEM has hit the limit up 6 times in 12 days, setting a new historical high, while the leading stock Zhongji Innolight rose over 4%, with a total market value approaching 900 billion. Cambridge Technology, Ruisheng Kanda, Robotec, Mingpu Optoelectronics, and NewEase also followed suit

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