On 13-15th, October, 2021. The “Digital Summit” organized by Alibaba was successfully held in Hangzhou city. Our company YONGKANG PHIPULO TRADING COMPANY LTD was invited to participate in this "Product Selection Conference" as an exhibitor.

Wooden doors are something that every family will have, and now many people will decorate their houses very beautiful. so wooden doors are the first choice for everyone ,so when you choose wooden doors, which is better? Then the more popular on the market is the melamine wooden door. How about this kind of wooden door? This is a problem that everyone will pay more attention to. In order to let everyone know this problem, the next part is Let me introduce the characteristics of melamine wooden doors.

Cause: 1. There is debris on the side of the hinge. When the door is closed, the hinge is impacted and squeezed by the external force to deform the hinge part of the door, causing friction between the door and the door frame to produce noise; 2. Excessive force when opening the door, causing the hin

This article focuses on fire doors and security doors, and their differences.