Apple Supplier BIEL Crystal Unveils Revolutionary Ultra-Hard Coating Smartphone Glass Cover - "Witch Cloak"

BIEL Crystal, a key Apple supplier, has launched "Witch Cloak", a revolutionary ultra-hard coating smartphone glass cover. Featured on Honor's Magic V5 foldable smartphone, Witch Cloak demonstrates a 10x improvement in drop resistance, 15x enhancement in scratch prevention, and 3x increase in abrasion durability, significantly reducing screen cracks and breakages. BIEL Crystal offers customizable coating solutions and is a leading provider of exterior structure and module solutions for smart devices.

HONG KONG, Aug. 20, 2025 /PRNewswire/ -- BIEL Crystal, a key supplier to Apple and a global leader in smart device components, has launched its revolutionary ultra-hard coating smartphone glass cover, "Witch Cloak". This innovative cover is now featured on Honor's latest Magic V5 foldable smartphone. According to official Honor mobile phone data, devices equipped with Witch Cloak glass demonstrate a 10x improvement in drop resistance, a 15x enhancement in scratch prevention, and a 3x increase in abrasion durability, significantly reducing screen cracks and breakages from everyday impacts [1][2].

The Witch Cloak ultra-hard coating glass utilizes a glass-ceramic substrate coated with precisely alternating layers of silicon nitride (SiN) and silicon oxynitride (SiON). BIEL Crystal offers customizable coating solutions ranging from multilayer to meet specific durability requirements [1][2].

BIEL Crystal, founded in 1989, is a leading global provider of exterior structure and module solutions for smart devices. Its products are widely used in smart digital devices, smart wearable devices, AR/VR glasses, and the automotive industry. The company's long-term cooperation customers include Apple, Samsung, Xiaomi, vivo, Meta, ByteDance, Tesla, and Google, among others [1][2].

With more than 30 years of technological innovation and excellent management, BIEL Crystal has grown into a large technology innovation group with 9 advanced production bases worldwide. The company's total investment exceeds HK$42 billion, covering a total area of about 4.3 million square meters, employing more than 90,000 people, and has an annual production capacity of 2.2 billion pieces [1][2].

References:
[1] https://www.prnewswire.com/news-releases/apple-supplier-biel-crystal-unveils-witch-cloak-ultra-hard-coating-smartphone-glass-cover-302535198.html
[2] https://au.finance.yahoo.com/news/apple-supplier-biel-crystal-unveils-010400459.html