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Discover our top-tier metal bolts and precision components engineered specifically to meet the rigorous demands of American industries, from low-voltage electrical systems to advanced aerospace applications.
Zhejiang Jifeilong Instrument Technology Co., LTD. (formerly Yueqing Feilong Instrument Factory) was established in September 1999 and is located at the Oujiang Port in Wenzhou City. It has complete production, processing, grinding and other departments. We mainly engage in the integrated manufacturing and sales of various electrical switches, shafts, plastic products, and hardware components. Our products are widely used in home appliances, solenoid valves, electronics, automobiles, filtration equipment and other fields. By implementing strict quality control in every production link, from raw material procurement to finished product delivery, the company has passed the ISO9001 certification. The company constantly carries out system innovation, technological innovation and management innovation, and attaches great importance to introducing advanced manufacturing technologies and advanced production equipment in the industry. Through technological and equipment transformation, it has now achieved fully automated production capacity. And with strict management, high-quality products and excellent services, it has won the trust and support of over 100 enterprise customers in China. This has enabled Zhejiang Jifeilong Instrument Technology Co., Ltd. to establish a good reputation in the market. The company adheres to the unchanging tenet of "seeking truth from facts and quality first", strictly implements the latest national and international quality standards, upholds the enterprise spirit of "quality first, reputation supreme, people-oriented, and quality as the root", gradually expands from the domestic market to the international market, and strives to become a high-quality global supplier of components. Devote our light and heat to building a beautiful cause and forge ahead forever to create a monument of modern instrument technology industry!
The United States industrial landscape is experiencing a profound renaissance, driven by substantial federal investments such as the $1.2 trillion Bipartisan Infrastructure Law and a strategic shift towards reshoring manufacturing capabilities. As a premier metal bolts supplier and factory catering to the United States, we recognize that fasteners—though often small in size—are the critical backbone of this industrial resurgence. The demand for high-tensile, corrosion-resistant, and precision-engineered metal bolts has surged exponentially across North America. Industries are no longer looking for mere commodities; they require advanced fastening solutions that strictly adhere to ASTM (American Society for Testing and Materials), ASME, and ISO standards to guarantee structural integrity and operational safety.
In recent years, the US market has seen a significant pivot towards specialized alloys. Standard carbon steel bolts are being rapidly replaced or augmented by titanium, aircraft-grade aluminum, and advanced stainless steel variants (such as 316L and duplex stainless steels). This shift is primarily fueled by the rigorous demands of the aerospace sector in the Pacific Northwest and the aggressive environmental conditions faced by the offshore oil and gas rigs in the Gulf of Mexico. Furthermore, the integration of AI-driven quality control in our manufacturing processes ensures that every batch of metal bolts exported to the United States meets sub-millimeter tolerances, virtually eliminating the risk of mechanical failure in critical applications.
The trajectory of the metal bolts industry in the United States is heavily influenced by the rapid adoption of "Smart Manufacturing" and Industry 4.0 principles. As an innovative supplier, we are at the forefront of implementing AI-enhanced predictive maintenance and automated optical inspection (AOI) systems on our factory floors. This technological leap allows us to produce defect-free solenoid valve cores and core shafts that US manufacturers can rely on for their automated assembly lines.
Another major trend dominating the US market is the electrification of the automotive industry. With Detroit and emerging tech hubs in the Midwest pivoting entirely towards Electric Vehicles (EVs), the demand for lightweight yet incredibly strong metal bolts has skyrocketed. EVs require fasteners that not only reduce overall vehicle weight to maximize battery range but also offer superior electrical insulation or conductivity depending on the specific application. Our New Energy Pins and specialized EV fastening solutions are meticulously designed to address these exact challenges, providing superior vibration resistance and thermal stability required by modern American automotive engineers.
Sustainability is also reshaping procurement strategies across the United States. American corporations are increasingly mandating eco-friendly supply chains. In response, our factory has pioneered the use of environmentally compliant, heavy-metal-free anti-corrosion coatings, such as advanced zinc-nickel plating, which offers over 1,000 hours of salt spray resistance without violating strict US EPA environmental regulations. This ensures our metal bolts are not only robust but also perfectly aligned with the green initiatives of our US partners.
In the harsh, high-pressure environments of Texas oil refineries and Gulf Coast offshore drilling platforms, standard fasteners simply fail. Our heavy-duty metal bolts and American Industrial Solenoid Valve Cores are engineered to withstand extreme temperatures, highly corrosive hydrogen sulfide (sour gas) environments, and immense mechanical stress. By utilizing specialized alloy formulations and rigorous heat treatments, we provide the Texas energy sector with components that prevent catastrophic blowouts and ensure uninterrupted energy production.
The heartland of American automotive manufacturing is undergoing an EV revolution. Assembly lines in Michigan, Ohio, and Indiana demand high-volume, precision-engineered metal bolts that can be installed rapidly using automated robotic arms. Our Detroit Automotive Bolt Solutions feature self-aligning threads and anti-cross-threading designs, drastically reducing assembly time. Furthermore, our lightweight aluminum and titanium fasteners help US automakers achieve critical weight-reduction goals for next-generation electric vehicles.
California's aerospace giants and Silicon Valley's massive data centers require fastening solutions where failure is not an option. Our Zero Firmware Nozzles and aerospace-grade metal bolts are utilized in everything from commercial satellite deployments to advanced server rack constructions. These components offer exceptional strength-to-weight ratios, non-magnetic properties for sensitive electronic environments, and strict compliance with US military and aerospace dimensional tolerances.
With the East Coast undertaking massive infrastructure modernization projects—repairing century-old bridges, expanding subway networks, and fortifying marine ports—the need for structural metal bolts is at an all-time high. Our heavy hex structural bolts and marine-grade stainless steel shafts are actively deployed in New York and along the Eastern Seaboard. They feature advanced galvanization techniques to resist the corrosive effects of Atlantic saltwater and harsh winter road salts, ensuring the longevity of American infrastructure.
Operate with integrity and achieve multi-party win-win
Be realistic and quality first
Reputation supreme, people-oriented, quality as the root
Strive to become a high-quality global supplier of components
Trusted by leading enterprises globally, we continuously deliver high-performance metal bolts and structural components that drive industrial success across the United States and beyond.
Explore our expanded range of specialized metal bolts and components, tailored to meet the localized requirements of diverse commercial and industrial sectors across the United States.
