---
title: "Haimingrun (874930): The listing application on the Beijing Stock Exchange has passed the guidance acceptance, focusing on the research and sales of polycrystalline diamond composite sheets (PDC) and other superhard composite materials and products"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/287647520.md"
description: "Haimingrun (874930) has passed the listing guidance acceptance by the Beijing Stock Exchange, focusing on the research and sales of superhard materials such as polycrystalline diamond composite sheets (PDC). The global market size is expected to reach USD 986 million by 2025 and increase to USD 1.627 billion by 2032. The growth rate in the Chinese market is leading, with an expected scale of RMB 8.642 billion by 2025 and a net profit of RMB 51.12 million"
datetime: "2026-05-26T13:59:17.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/287647520.md)
  - [en](https://longbridge.com/en/news/287647520.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/287647520.md)
---

# Haimingrun (874930): The listing application on the Beijing Stock Exchange has passed the guidance acceptance, focusing on the research and sales of polycrystalline diamond composite sheets (PDC) and other superhard composite materials and products

On May 26, the Board of Directors of Shenzhen Haimingrun Superhard Materials Co., Ltd. announced that on May 26, 2026, the company received the "Completion Letter for the Acceptance of the Guidance Work of Guojin Securities Co., Ltd." issued by the Shenzhen Securities Regulatory Bureau. Under the guidance of Guojin Securities, the company has passed the acceptance inspection by the Shenzhen Securities Regulatory Bureau.

According to Wall Street Finance, the company is a high-tech enterprise specializing in the research, development, manufacturing, and sales of polycrystalline diamond composite sheets (PDC) and other superhard composite materials and products. It is also recognized as a specialized and innovative "little giant" enterprise by the Ministry of Industry and Information Technology. The company focuses on PDC products for oil and gas drill bits, driven by technology and market orientation, continuously upgrading and innovating products around customer and application scenario needs, achieving rapid development from technology following to independent innovation, and from localization to globalization.

The global polycrystalline diamond composite sheet market is steadily growing. Relevant data shows that the global market size for polycrystalline diamond composite sheets is approximately USD 986 million in 2025 and is expected to reach USD 1.627 billion by 2032, with a compound annual growth rate of 7.0% from 2026 to 2032. The core driving force for market growth comes from the rigid demand in energy exploration, industrial processing, and the semiconductor industry. As a key foundational material, the demand for superhard composite materials continues to expand with the upgrading of downstream industries.

China's polycrystalline diamond composite sheet market growth rate leads the world, with the market size reaching CNY 8.642 billion in 2025, a year-on-year increase of 14.3%. The market size is expected to further increase to CNY 9.875 billion in 2026, maintaining a double-digit high growth trend. The domestic market growth benefits from accelerated energy development, high-end manufacturing upgrades, and increased export demand, with growth significantly higher than the global average.

In terms of performance, according to the company's disclosed 2025 annual report, the company achieved an operating income of CNY 343.3 million, a year-on-year increase of 17.92%, and a net profit of CNY 51.12 million

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