How about the Hongfa cold storage doors rejection rate?
We have controlled the rejection rate of our cold storage doors to the lowest level in the industry. How did we achieve this? Our constant correction and improvement of production process over these years of manufacturing practices have helped us finalize today’s standard production procedure that ensures a high level of production quality. We also implement international quality management system strictly in-house and control the quality at every step of production. We care much more about the product rejection rate than you. You can rest assured of buying from us.
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Shenzhen Hongfa Automatic Door Co, Ltd. is one of the prominent manufacturers in China. Incorporating the entirety of our knowledge and experience, we provide self repairing high speed doors. According to the material, Hongfa Automatic Door Company's products are divided into several categories, and roll up door is one of them. Extensive tests for Hongfa industrial roller doors have been conducted. It has been tested in terms of flex and fatigue, cushioning and shock absorption, perforation, and biomechanical comfort. Its self-checking program can effectively show error codes. The product is consistent in structure. The internal structure of each grain is the same as that of the crystals with a regular external structure. Its control panel adopts Italy brand - SERVO.
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Exploring the value of automatic door with full gratitude and reverence is of great importance for Hongfa at present. Please contact us!

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