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CDGM Glass Company

CDGM is a Chengdu-based optical materials company founded in 1956 that supplies optical glass and related products to global markets.

Last updated September 16, 2026

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Overview

CDGM was founded in Chengdu in 1956 and has more than 60 years of R&D and manufacturing experience in optical materials. It supplies more than 240 types of optical glass in forms including strips, pressings and aspheres, serving markets in Europe, America, Japan, Korea and Southeast Asia. Its product range covers optical glass, special glass, functional glass, optics and precious metals, and its brand name ICEBERG is noted as drawing attention from customers worldwide.

History

CDGM was founded in Chengdu in 1956. Over more than 60 years of R&D and manufacturing of optical materials, it has become a leading company in the domestic market, with optical glass production and sales volume coming out in front in the global market. The company states that over 50 years it strengthened its ability to meet market challenges by improving its internal quality management system, optimizing product structure and expanding investment in high-tech product development. Its brand name ICEBERG is described as drawing increasing attention and appeal from customers worldwide.

Products and positioning

A leading company in the domestic optical materials market, with optical glass production and sales volume coming out in front in the global market.

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