---
title: "688028.SH (688028.SH) — Related News"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/688028.SH/news.md"
symbol: "688028.SH"
name: "688028.SH"
parent: "https://longbridge.com/en/quote/688028.SH.md"
datetime: "2026-05-20T16:48:50.095Z"
locales:
  - [en](https://longbridge.com/en/quote/688028.SH/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/688028.SH/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/688028.SH/news.md)
---

# 688028.SH (688028.SH) — Related News

### [Worldia: Diamond micro-drill products have not yet received formal orders in the PCB board field](https://longbridge.com/en/news/286744898.md)
*2026-05-18T09:19:19.000Z*
> Worldia recently stated during an institutional research that the company's diamond micro-drill products have achieved c

### [Directly hitting Worldia's earnings conference: Achieved the industrialization of automotive-grade CVD diamond acoustic diaphragm, material cost pressure has not yet been effectively alleviated](https://longbridge.com/en/news/286406505.md)
*2026-05-14T11:17:19.000Z*
> Worldia stated at the earnings conference that, facing the pressure of rising raw material costs since 2025, which has n

### [The concept of cultivated diamonds continues to be strong, LILIANG DIAMOND rises over 10%](https://longbridge.com/en/news/286182279.md)
*2026-05-13T02:05:38.000Z*
> The concept of cultivated diamonds continues to be strong, with LILIANG DIAMOND rising over 10%. Huanghe Xuanfeng, Sifan

### [Worldia: Net profit in the first quarter was 28.3488 million yuan, a year-on-year increase of 34.37%](https://longbridge.com/en/news/284367103.md)
*2026-04-28T10:53:00.000Z*
> Worldia announced that its revenue for the first quarter of 2026 was 198 million yuan, a year-on-year increase of 27.89%

### [](https://longbridge.com/en/news/282766129.md)
*2026-04-15T01:31:32.000Z*
> The A-share cultivated diamond sector is rising, Boyun New Materials has achieved three consecutive trading limits, and 

### [](https://longbridge.com/en/news/282610441.md)
*2026-04-14T01:26:13.000Z*
> The A-share cultivated diamond sector opened high, Boyun New Materials hit the limit up, Huifeng Diamond rose over 10%, 

### [Tool revenue growth but cost pressure, Worldia's net profit in 2025 decreased by 4.71% year-on-year](https://longbridge.com/en/news/282203508.md)
*2026-04-09T13:17:22.000Z*
> Worldia's 2025 annual report shows revenue of 754 million yuan, a year-on-year increase of 11.08%; net profit attributab

### [Worldia released its 2025 annual performance, with a net profit attributable to the parent company of 94.51 million yuan, a year-on-year decrease of 4.71%](https://longbridge.com/en/news/282199246.md)
*2026-04-09T12:52:02.000Z*
> Worldia released its 2025 annual report, with revenue of 754 million yuan, a year-on-year increase of 11.08%; net profit