---
title: "TDG: The company has mastered the key core technology for the preparation of lithium niobate crystal materials"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/261999314.md"
description: "On October 21st, TianTong Co., Ltd. stated on the interactive platform that devices based on thin-film lithium niobate materials can be applied to 1.6T optical modules. The lithium niobate single crystal materials produced by the company are the upstream key raw materials for thin-film lithium niobate modulators. The company has mastered the key core technologies for the preparation of lithium niobate crystal materials"
datetime: "2025-10-21T08:00:21.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/261999314.md)
  - [en](https://longbridge.com/en/news/261999314.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/261999314.md)
---

# TDG: The company has mastered the key core technology for the preparation of lithium niobate crystal materials

On October 21st, TianTong Co., Ltd. stated on the interactive platform that devices based on thin-film lithium niobate materials can be applied to 1.6T optical modules. The lithium niobate single crystal materials produced by the company are the upstream key raw materials for thin-film lithium niobate modulators. The company has mastered the key core technologies for the preparation of lithium niobate crystal materials

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