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07.03.2018, Mainz, Germany / Taizhou, China

Driving optical excellence: SCHOTT announces Joint Venture with Zhejiang Crystal-Optech and T.Best

SCHOTT is strengthening its footprint in Asia with further investments. The new joint venture company – Zhejiang Crystal-SCHOTT Optical Technology Co., Ltd. – connects SCHOTT’s leadership in optical materials and thin glass with the outstanding processing and coating expertise of its Chinese partner Crystal-Optech and T.Best.
Mainz, Germany / Taizhou, China – March 7, 2018 – Today, the international technology group SCHOTT AG, part of Carl Zeiss foundation, and Zhejiang Crystal-Optech Co., Ltd. together with its subsidiary Zhejiang T.Best Electronic Information Technology Co., Ltd signed a contract to form a joint venture. The joint venture company, Zhejiang Crystal-SCHOTT Optical Technology Co., Ltd., will be part of SCHOTT’s Advanced Optics business unit. After the approval from antitrust authorities, it will focus on developing and manufacturing high-end optical components for various applications. Customers will profit from the unique combination of SCHOTT's 133-year leadership in optical materials and its Chinese partners’ world-class excellence in components manufacturing for optical, optoelectronic and semiconductor applications. SCHOTT will supply its optical glass and thin glass products – the joint venture will assemble these materials into high-quality glass substrates and glass wafers with outstanding optical performances and optimized geometrical properties.

“We are delighted to announce further investments in China, a focus region for SCHOTT. Jointly with our strong and valued partners, Crystal-Optech and T.Best, we will grow the joint venture company to be a major player serving the Chinese, Asia-Pacific and Western markets”, said Dr. Frank Heinricht, Chairman of the Board, SCHOTT. “In its strategy to manufacture the highest quality substrates and wafers, the joint venture can rely on SCHOTT’s core expertise in mass manufacturing of optical glass and thin glass here in Germany.”

By enhancing its glass processing capacity and capabilities in China, SCHOTT strengthens its overall position leveraging its worldwide market presence to be close to customers and application expertise. 

Strengthened footprint in China
The joint venture’s production will be set up on Crystal-Optech’s new production campus in Taizhou city, Zhejiang province. It is expected to quickly grow to several hundred employees.


SCHOTT is a leading international technology group in the areas of specialty glass and glass-ceramics. The company has more than 130 years of outstanding development, materials and technology expertise and offers a broad portfolio of high-quality products and intelligent solutions. SCHOTT is an innovative enabler for many industries, including the home appliance, pharma, electronics, optics, life sciences, automotive and aviation industries. SCHOTT strives to play an important part of everyone’s life and is committed to innovation and sustainable success. The group maintains a global presence with production sites and sales offices in 33 countries. With its workforce of approximately 15,000 employees, sales of 2.05 billion euros were generated in fiscal year 2016/2017. The parent company, SCHOTT AG, has its headquarters in Mainz (Germany) and is solely owned by the Carl Zeiss Foundation. As a foundation company, SCHOTT assumes special responsibility for its employees, society and the environment.

About Zhejiang Crystal-optech
Crystal-Optech is a leading Chinese manufacturer of optical films and other related optical products used in consumer electronics, supplying Infra-Red Cut Filter (IRCF), Optical Low Pass Filter (OLPF), glass substrates, wafer and other products in large quantity and highly cost-effective for many of international famous or leading enterprises.

About Zhejiang T.Best
T.Best is a company engaging in optical cold working with many years of optical glass bar processing, glass cut, glass shape processing, machining and chamfering glass grinding and polishing experience.

Press contact
Salvatore Ruggiero
Vice President Marketing and Communication
Phone: +49 6131/66-4140
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Michelle Wang
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