Founded in 1978 in Cixi, Zhejiang, Suzhou Shengyifurui Electronic Technology Co., Ltd operates under the brand SFENG. We are a professional manufacturer specializing in spring loaded test probes and pogo pin components. Our sales headquarters was established in Suzhou in 2010, and the SFENG trademark was officially registered in 2012. As a wholesale test probe pin factory china, we own an 8000㎡ modern production workshop. Our monthly production capacity reaches 300,000 pieces, supporting sampling, small trial orders and large bulk wholesale for global electronic buyers.

We produce full ranges of ICT test probes, high current probes, semiconductor spring pins, battery pogo pins and fixture accessories. As a trusted spring contact probe pin supplier china, we maintain full in-house manufacturing from raw material machining, component assembly, performance testing to finished product inspection. Our factory holds ISO9001 and IATF16949 automotive quality certifications. All probe batches pass strict tests, including service life cycle test, salt spray test and plating thickness inspection before export shipment.

Besides standard electronic test probes, we focus on custom contact pins for automotive wire harness testing. As a reliable wholesale wire harness test pins factory china, we develop screw-in probes, switch probes and special-shaped contact pins for custom test fixtures. Our in-house R&D team owns multiple patents for temperature probes and four-tip probe structures. We provide complete OEM & ODM services, including custom plunger design, mold development and PPAP document support for automotive industry projects.

We implement mature quality management systems such as APQP, FMEA and SPC to reduce production tolerance. Our professional testing lab can verify contact resistance, spring force and high-frequency signal stability. Our test pins are widely used in EV battery testing, semiconductor packaging, PCB ICT inspection, 5G communication and consumer electronics industries.

Based in China, SFENG exports test probes to more than 50 countries across Europe, North America, Southeast Asia and Oceania. We cooperate with well-known electronic brands and automotive Tier 1 enterprises. Unlike trading companies, we control every production process in our factory, so we can offer factory-direct competitive pricing while keeping consistent product quality.

Sticking to quality-oriented and customer-first principles, we supply not only test probe hardware, but also full one-stop technical support. Our service includes drawing evaluation, sample verification, production progress tracking and after-sale technical guidance.

We are ready to be your long-term reliable partner for all electronic test contact pin requirements. Contact us today to get product catalogs and custom quotations.