About Us

Hotstone Building Materials Co., Ltd., a key subsidiary of Hotstone Group Co., Ltd., was founded in 2005 and has since developed into a fast‑growing, modern glass deep‑processing manufacturer. With 66,000 m² of production space, advanced workshops, imported equipment, and seven streamlined production lines, we deliver high‑quality glass products backed by strong manufacturing capacity and a highly experienced technical team.

Our product portfolio includes Low‑E glass, tempered glass, insulated glass, laminated glass, bullet‑proof glass, and fire‑resistant glass. We also supply leading domestic brands of float glass, ultra‑clear glass, coated glass, tinted glass, and more. Supported by ISO, 3C, CE, and national energy‑saving certifications, we provide reliable, customized, and globally trusted glass solutions for a wide range of applications.

What we Expert for Architectural Glass Processing

Cutting To Size

Glass is precisely cut to the required size and shape, ensuring excellent accuracy, smooth edges, and high‑quality finishing to meet all customer specifications.

Grinding & Polishing

All edges are finely ground and polished after cutting, achieving smooth, high‑quality finishes with excellent edge effects.

Glass Lamination

The glass is laminated under high pressure and temperature, using one or more layers of PVB or SGP film to create a strong, durable bond between multiple glass sheets.

Glass Toughening

After toughening, the glass becomes significantly stronger, safer, and highly resistant to wind loads, providing enhanced durability and performance.

Glass Insulating

The glass is sealed through a dual‑process method using a high‑strength aluminum spacer, ensuring excellent insulation performance and long‑lasting structural stability.

Glass Printing

All designs and patterns are crafted with high quality, fully customized to meet customer requirements and deliver excellent visual appeal and reliable performance.

Glass Bending

The glass is bent precisely according to customer requirements, ensuring high bending accuracy and consistent quality.

Integrated Process

We integrate all processing stages to deliver superior glass‑building results, ensuring high quality, smooth coordination, and excellent overall performance.