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Mainstream aluminum bolts on the market deliver only about 420MPa tensile strength, which is insufficient for high-load three-electric and chassis app…

Established in 2023, Zhichengjia Metal Technology (Xiangyang) Co., Ltd. is YF Zhichengjia's central China manufacturing base. It is dedicated to the w…

From 2005 to 2025, YF Zhichengjia completed five key leaps: founding in Shenzhen, entering the precision phone screw supply chain, IATF 16949 certific…

On SMT and automated assembly lines, fasteners are not “standard parts bought off the shelf” but “part of the line.” A micro s…

After twenty years of development, YF Zhichengjia has built a global manufacturing network of "HQ + automotive-specialty plant + overseas bases." The…

From July 20-21, 2026, the 10th Automotive Fastening and Joining Development Forum was held in Qingdao, focusing on new-energy lightweighting and diss…

Inside an industrial-electronics chassis, “threads” are an unavoidable problem: sheet metal is too thin to tap, PCBs need both conduction…

Magnesium alloy is the lightest structural metal but also the most “delicate”—once it directly contacts a steel bolt and forms a gal…

Every kilogram removed from a low-altitude aircraft becomes another kilogram of payload or endurance. Fastener lightweight replacement is an industry…

YF Zhichengjia operates five integrated management system certifications audited by NQA, covering quality, automotive, environmental, occupational hea…