Excellence in Door Viewer & Hardware Manufacturing
ISO9001 certified manufacturer with UL approved fireproof door viewers. Serving customers worldwide with premium quality and innovative optical design.
From villas and apartments to individual homes, GZ OPTIC provides high-quality, easy-to-install door viewers that enhance home security and privacy. Our products offer wide viewing angles, premium materials, and durable performance to suit various door types and architectural styles.
Fire-Rated & Security Doors
From villas and apartments to individual homes, GZ OPTIC provides high-quality, easy-to-install door viewers that enhance home security and privacy. Our products offer wide viewing angles, premium materials, and durable performance to suit various door types and architectural styles.
Hotels & Apartment Projects
From villas and apartments to individual homes, GZ OPTIC provides high-quality, easy-to-install door viewers that enhance home security and privacy. Our products offer wide viewing angles, premium materials, and durable performance to suit various door types and architectural styles.
Commercial Buildings & Office Spaces
From villas and apartments to individual homes, GZ OPTIC provides high-quality, easy-to-install door viewers that enhance home security and privacy. Our products offer wide viewing angles, premium materials, and durable performance to suit various door types and architectural styles.
Public Facilities & Engineering Projects
From villas and apartments to individual homes, GZ OPTIC provides high-quality, easy-to-install door viewers that enhance home security and privacy. Our products offer wide viewing angles, premium materials, and durable performance to suit various door types and architectural styles.
Door Manufacturers & Hardware Brand Customization
From villas and apartments to individual homes, GZ OPTIC provides high-quality, easy-to-install door viewers that enhance home security and privacy. Our products offer wide viewing angles, premium materials, and durable performance to suit various door types and architectural styles.
20+Years Experience
Professional Manufacturer of Door Viewers and Lock Cylinders
Beijing Oupuoptic Instrument Co., Ltd. was founded in 2001. Our production
facility is located in Zhongshan, Guangdong Province, covering an area of
approximately 7,000 square meters and employing nearly 100 people. Our
door viewers are exported to customers around the world, with markets
covering Europe, the Americas, Southeast Asia and other regions.
Since its establishment, OUPU has remained committed to manufacturing high quality products and providing professional, attentive services. Through
consistent product quality and continuous service improvement, we have
earned extensive customer support and established long-term, stable
partnerships with customers worldwide.
With in-house R&D and precision manufacturing capabilities, we provide one-stop customization services for door viewers, lock cylinders and related door hardware.
OEM/ODM Development & Manufacturing
Product Specification & Structure Customization
Material & Finish Customization
Laser Marking & Private Branding
Packaging & Label Customization
Sample & Technical Support
Quality & After-Sales Support
From production confirmation and quality inspection to order delivery, we provide stable and efficient support throughout the entire process.
Pre-Production Confirmation
In-Process Quality Control
Final Inspection & Quality Records
Order & Delivery Tracking
Spare Parts Support
Responsive After-Sales Assistance
Latest News
Industry insights, product updates, and company announcements
In recent years, Beijing Oupuoptic Instrument Co., Ltd. (PGX®) has been steadily expanding its international market presence. The company’s foreign trade team has participated in…