In the contemporary industrial landscape, metalworking sample making is no longer just a preliminary step in production; it is a critical competitive lever. As global markets transition toward Industry 4.0, the demand for precision-engineered components—ranging from miniature circuit breaker rivets to specialized copper parts for EV charging piles—has surged. High-quality sample making allows manufacturers to bridge the gap between conceptual design and mass-market feasibility, ensuring structural integrity, material efficiency, and functional reliability.
Currently, the global metalworking industry is witnessing a significant shift toward "Mass Customization." China remains the central hub for this transformation, leveraging its vast supply chains and rapid technological adoption. Manufacturers are now required to provide "Information Gain"—not just physical products, but data-driven insights into material performance and longevity. For instance, in the power equipment sector, the role of hardware components like rivets in Molded Case Circuit Breakers (MCCB) is vital for safety. A single precision-engineered rivet can determine the lifespan of a protective device under high-voltage stress.
Emphasis on reducing material waste during the prototyping phase through advanced simulation and high-precision cold heading processes.
Massive growth in requirements for high-conductivity copper cylindrical head parts and connectors for New Energy Vehicle (NEV) infrastructure.
Using digital models to predict how metal samples will react under thermal and mechanical stress before the physical prototype is even forged.
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. Over more than two decades, we have evolved from a specialized workshop into a high-tech powerhouse. We mainly engage in the integrated manufacturing and sales of various electrical switches, shafts, plastic products, and hardware components.
By implementing strict quality control in every production link, from raw material procurement to finished product delivery, our company has passed the ISO9001 certification. We constantly carry out system innovation, technological innovation, and management innovation, attaching great importance to introducing advanced manufacturing technologies and production equipment. Today, we have achieved fully automated production capacity, serving over 100 enterprise customers globally.
Our metalworking solutions are deeply embedded in several key sectors:
Our vision for the next decade focuses on the "Precision Foundation" of industry. Our roadmap includes:
1. Material Science Innovation: Researching new alloys that provide better conductivity with lower weight.
2. AI-Driven Quality Inspection: Integrating machine vision into our automated lines to detect micron-level defects in real-time.
3. Global Component Supply: Transitioning from a regional manufacturer to a global OEM/ODM partner that offers end-to-end solutions from sample making to mass distribution.



Comprehensive hardware support for MCCB and MCB manufacturers, focusing on high-stress rivets and conductive shafts.
Total solution for NEV charging piles, from cylindrical copper heads to high-precision connectors.
Supplying iron cores and nozzle components for the next generation of solenoid valves and filtration equipment.
A: We utilize high-grade aluminum, copper, and specialized steel alloys depending on the conductivity and mechanical strength requirements of the breaker. Our materials are sourced from certified suppliers to ensure consistency.
A: Yes, we offer free sample making for OEM/ODM projects. Once we receive your technical drawings or specifications, our engineering team can produce a prototype for your testing and validation.
A: We utilize fully automated grinding and CNC processing departments. Every valve core undergoes rigorous dimensional inspection and surface finish checks to ensure optimal fluid control and durability.
A: For standard components, express shipping is handled within 3 to 5 days. For custom sample making, the timeline usually ranges from 7 to 15 days depending on the complexity of the design.
A: Yes, Zhejiang Jifeilong is ISO9001 certified, ensuring that all our management and production processes meet international quality standards.
Value: Operate With Integrity And Achieve Multi-Party Win-Win.
Mission: Be Realistic And Quality First.
Vision: Reputation Supreme, People-Oriented, Quality As The Root.
Idea: Strive To Become A High-Quality Global Supplier Of Components.
Zhejiang Jifeilong Instrument Technology Co., Ltd. continues to forge ahead forever to create a monument of modern instrument technology industry!