Hongsheng standard salt factory was established in 2004, specializing in the production of all types of machinery and screws. Self-tapping screws. Casing screws. Expansion screws and all kinds of non-standard pieces. Product standards include GB, German standard, American standard, non-standard. Factory set up over the past few years, the product quantity, quality. Experience in all aspects improve dramatically, the product is mainly sold to Europe and the United States. Other countries and the domestic market. I plant with good product quality. Excellent after-sales service. Reasonable prices. Accurate delivery time. Won the trust of their clients!

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