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news-FUYU-Q9: What are raw materials for lock manufacturing door lock production-img

Q9: What are raw materials for lock manufacturing door lock production?

2019-10-31

A: High-quality materials and modern technology are adopted for zinc alloy mortise door lock manufacturing. Raw materials vary by items. The first step in a process is usually the most important. As a result, manufacturers of this business place a high level of emphasis on raw materials, and quality variations of these raw materials used in manufacturing often result in changes in the quality of the final product.


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