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Sanyou Corporation

A professional high-tech enterprise integrating relay R&D, manufacturing, and sales, listed on the Shenzhen Stock Exchange in January 2021.

Last updated September 1, 2026

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Overview

Sanyou Corporation (三友联众集团股份有限公司) is a professional high-tech enterprise integrating relay R&D, manufacturing, and sales. It was listed on the Shenzhen Stock Exchange ChiNext in January 2021. The company has 12 subsidiaries, 3 grandchild companies, and over 3,000 employees. According to data from the China Electronic Components Industry Association, the company has been selected as one of China's top 100 electronic component enterprises for seven consecutive years and ranks second in relay sales for many years.

History

Sanyou Corporation was founded in 2008 as Dongguan Sanyou Lianzhong Electric Appliance Co., Ltd. In 2017, it completed a shareholding reform and changed its name to Sanyou Lianzhong Group Co., Ltd. In January 2021, it was listed on the ChiNext board of the Shenzhen Stock Exchange.

Products and positioning

  • General purpose power and communication relays

  • Magnetic latching relays

  • Photovoltaic relays

  • High voltage DC relays

  • Automotive relays

  • Mutual inductors

  • Plug-in inductors

  • Current sensors

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