Is the Longjia Security Door a good choice? Many netizens have reached out to our editors for information about Longjia Security Door. As a well-known brand across the country, Longjia has built its reputation on advanced technology, superior quality, and excellent customer service. We hope this detailed review helps you make an informed decision.
1. High Quality of Longjia Security Doors
Tianjin Longjia Door Industry Co., Ltd. is located in the Wuqing Development Zone within the Tianjin High-tech Industrial Park. The company is a large-scale manufacturer specializing in various types of anti-theft doors, fire doors, building intercom doors, fire shutters, protective windows, and painted interior doors. With nearly 20 years of experience in the industry, Longjia has earned the trust of consumers through its top-tier quality, service, and reputation. It has played a key role in shaping the Chinese door market and continues to lead industry trends with millions of satisfied customers.

The company's business philosophy—“Management is the root, Quality is the foundation, Innovation is the way, Service is the wayâ€â€”has helped establish “Dragon A†as a nationally recognized brand. The trademark "Dragon A" has been honored as a famous brand in Tianjin and recommended by the Consumers Association.
Jinzhao Longxiang Door Industry Co., Ltd., established by Longjia with an investment of 20 million yuan, operates a large-scale production line for painted wooden doors. The facility can produce 200,000 sets of high-quality painted interior doors and various decorative boards annually, serving residential, commercial, and engineering projects. The products meet or exceed national standards in performance and environmental compliance, offering advanced technology, elegant design, stable performance, and timely delivery.
2. Price Range of Longjia Anti-Theft Doors

- Longjia LC-033D Security Anti-Theft Door: 1,640.00 RMB per set
- Longjia LJ-D03 Stamping Up and Down Ventilation Anti-Theft Door: 2,280.00 RMB per set
- Longjia LJ-D05 Anti-Theft Door: 1,860.00 RMB per set
- Longjia LJ-D04 Anti-Theft Door: 1,980.00 RMB per set
Tip: For more details about anti-theft doors, be sure to check the latest updates on this website or visit one of our offline experience centers for personalized consultation.
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