---
title: "TSTC: Hollow glass microspheres are hollow micron-sized glass spheres that can be used as raw materials for preparing solid buoyancy materials for deep-sea applications"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/233615222.md"
description: "TSTC responded to investor inquiries on the interactive platform, pointing out that hollow glass microspheres are hollow micron-sized glass spheres that serve as raw materials for solid buoyancy materials in deep sea applications, which are of great importance. This material is widely used in aerospace and deep-sea exploration, aligning with the national strategy of developing the \"deep sea economy,\" and has broad prospects for industrialization"
datetime: "2025-03-28T10:45:01.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/233615222.md)
  - [en](https://longbridge.com/en/news/233615222.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/233615222.md)
---

# TSTC: Hollow glass microspheres are hollow micron-sized glass spheres that can be used as raw materials for preparing solid buoyancy materials for deep-sea applications

An investor asked KaiSheng Technology on the interactive platform: The company's 2023 annual report disclosed that "hollow glass microspheres are a national 863 program research transformation industrialization project, widely used in aerospace, deep-sea exploration, etc." What is the importance of "hollow glass microspheres" in deep-sea exploration? In the context of the country's vigorous development of the "deep-sea economy," what is the industrialization prospect of "hollow glass microspheres"? In response, KaiSheng Technology stated on the interactive platform that hollow glass microspheres are hollow micron-sized glass spheres that can be used as raw materials for preparing solid buoyancy materials for deep-sea applications, providing efficient buoyancy for deep-sea equipment

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