Factory Tour & Production Facilities
Manufacturer Profile & Core Strengths
Lianyungang Zelvo Quartz Products Co., Ltd. is strategically situated in Donghai County, Jiangsu Province – known globally as China’s premier raw quartz mining and industrial crystal fabrication center. We are an integrated enterprise specialized in the research, custom precision processing, and export of high-purity fused quartz and high-end laboratory optical glass instruments.
Equipped with advanced CNC profiling machines, fine laser cutting, micro-hole laser drilling, internal/external cylindrical grinding, and flame glassblowing lathes, we engineer bespoke quartz parts directly from technical CAD drawings. Our components are widely deployed across semiconductors, solar photovoltaics, infrared heating, aerospace, optics, and scientific research institutes worldwide.
Enterprise Basic Information
Global Export Distribution
Our quartz components comply with rigorous export standards and serve industrial and scientific customers globally.
Precision Production & R&D Capabilities
Laser & CNC Machining
Equipped for ultra-precise laser micro-drilling, edge grooving, slot milling, and tight-tolerance custom shape cutting.
Thermal Glassblowing
Senior master technicians with over 10 years of experience executing flame bending, flanging, fused jointing, and multi-chamber assembly.
Surface Finishing
Flame polishing, fine optical grade double-sided chemical mechanical polishing (CMP), and customized sandblasting/frosting.