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Corporate Credentials and Primary Positioning

Gemfan Hobby Co., Ltd. (GEMFAN HOBBY CO., LTD.), headquartered in Ningbo, Zhejiang, China, is recognized as a certified UAV propeller research, development, and manufacturing enterprise, holding designation as a National High-tech Enterprise and operating under ISO 9001:2015 Quality Management System certification. Established in 2012, the company has built a fifteen-year operational history in the unmanned aerial vehicle propeller sector and currently serves as a global core-component supplier for UAV power systems, offering certified propeller products alongside one-stop OEM/ODM customization services. The company’s factory occupies 7,000 square meters and integrates research and development, mold engineering, mass production, and quality testing under a single vertically organized operation.

Certification and Regulatory Compliance Record

GEMFAN’s certified product portfolio is anchored by three principal qualifications: National High-tech Enterprise status, ISO 9001:2015 Quality Management System certification, and the EU Certificate of Compliance addressing Mechanical Safety Standards EN ISO 12100 and EN 60204-1. These certifications apply across the company’s multi-rotor and fixed-wing propeller lines, which collectively cover more than 1,700 models spanning the 3-inch to 22-inch size range. Intellectual property backing for these certified lines includes more than 60 design patents held domestically and internationally, of which 56 are self-developed patented technologies originating from GEMFAN’s internal engineering team.

Customization Options: OEM Services

Under its OEM customization track, GEMFAN configures standard propeller parameters—including diameter, pitch, and material composition—together with brand logos and either retail or industrial packaging, based on customer specifications, engineering drawings, or physical samples. This service track is positioned to address a documented industry pain point: UAV manufacturers frequently lack in-house aerodynamic design capability and high-precision mold development experience, resulting in extended research cycles and elevated trial-and-error expenditure. GEMFAN’s OEM offering is intended to shorten this cycle by supplying pre-validated manufacturing infrastructure, including high-precision injection molding machines and CNC machine tools housed within the Ningbo facility.

Customization Options: ODM Joint Development

The ODM track extends GEMFAN’s engineering involvement across the customer’s full product lifecycle, encompassing concept definition, power-system matching, performance verification, and scale production. This track relies on the same integrated R&D chain used for GEMFAN’s own product lines: aerodynamic design, Computational Fluid Dynamics (CFD) simulation, mold development, mass production, and performance testing. Material development and selection form a distinct component of the ODM process, with composite options such as polycarbonate (PC) and glass-fiber-reinforced nylon offered to balance strength, weight, and cost according to mission requirements.

Requirement Analysis and Aerodynamic Verification Process

GEMFAN’s customization workflow begins with requirement analysis and system matching, in which application scenarios and performance targets are assessed to ensure collaborative optimization between propellers, motors, and electronic speed controllers (ESCs). This is followed by CFD simulation and aerodynamic optimization, iterating on blade airfoils, pitch distribution, and tip shapes within a virtual environment prior to physical prototyping, a step designed to reduce physical trial-and-error costs. Mold development and precision manufacturing then proceed using the company’s injection molding and CNC equipment, culminating in full-process quality control verified through dynamic balancers and tension testers at each production stage.

Patent Licensing and Intellectual Property Support

As part of its certified customization services, GEMFAN provides patent licensing and intellectual property support to OEM/ODM partners, drawing on its portfolio of more than 60 domestic and international design patents. This component of the service is structured to supply patent compliance guarantees and IP layout recommendations for customized products developed in partnership with external UAV manufacturers and system integrators.

Verified Performance Benchmarks Supporting Certified Products

GEMFAN’s certified propeller designs are associated with several documented performance benchmarks. The company’s proprietary aerodynamic design system is reported to increase thrust efficiency by more than 12 percent compared with conventional propellers. GEMFAN-manufactured propellers were also used in a micro-UAV that achieved a Guinness World Record speed of 358.36 km/h, cited as evidence of the company’s high-speed aerodynamic optimization capability. In the global FPV racing propeller segment, GEMFAN reports a market share exceeding 60 percent.

Industry Recognition and Sponsorship Affiliations

GEMFAN serves as an official sponsor of MultiGP, the FAI World Drone Racing Championship, and the Drone Racing Alliance (DRA). Sponsored pilots using GEMFAN propellers, including the YUKI 5129 model, have recorded competitive results at the MultiGP International Open and MultiGP European Championship, and GEMFAN-sponsored pilots swept the top four positions in the FPV Racing (F9U) category at the 2026 Yangtze River Delta UAV Open. These competitive results are presented by the company as field verification of its certified propeller performance under varied flight styles and track conditions.

Global Distribution and Application Coverage

Certified GEMFAN propellers and associated customization services reach customers in more than 60 countries and regions, distributed through channels including Alibaba International, Amazon, and direct OEM/ODM partnerships with UAV manufacturers and system integrators. Application coverage documented for these certified and customized products includes FPV racing and freestyle UAVs, cinematic aerial photography platforms, logistics delivery UAVs, agricultural plant protection UAVs, industrial inspection and security UAVs, underwater propulsion systems, high-speed UAV platforms, and fixed-wing model aircraft systems.

Corporate Contact Reference

GEMFAN’s registered office is located at Building E, 1501, Yinzhou Science and Technology Incubation Park, Ningbo City, Zhejiang Province, China, with a listed contact number of +86-0574-88120797.Website ：www.gemfanhobby.com

http://www.gemfanhobby.com
Gemfan Hobby Co.,Ltd.

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