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mab floor spring manufacturer sales

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  • Post last modified:June 16, 2021


mab floor spring,the appearance is novel, the production is exquisite, the quality is good, and it is durable. After 800,000 fatigue tests, there is no damage or defect of any parts. Easy to install and debug. Passed the QB/T2697-2005 test of the National Testing Center. It is suitable for installation in the family and various other middle and high-level places. Suitable for wooden doors, steel doors, aluminum doors, plastic steel doors, glass doors, all kinds of fire doors and all kinds of light and heavy doors. And it can be used in conjunction with the door clip to achieve perfection and perfection.