Ruian LINK Auto Electronics Co., Ltd., located in Ruian, Zhejiang—known as the “Capital of China’s Auto and Motorcycle Parts Industry”—is a specialized manufacturer focused on the research, development, and production of automotive and motorcycle oxygen sensors.
Since 2013, LKET has been deeply engaged in the oxygen sensor sector. We have established a comprehensive database of original samples and have now developed the capacity for large-scale mass production. Our product includes oxygen sensors such as the LSU4.2/LSU4.9 series, the Denso Air fuel ratio series, and the NTK Wide-band series. We have developed over 1,800 models to date, precisely matched to American, European, and Japanese vehicle models, and serve the aftermarket worldwide, including the Americas, Europe, the Middle East, and Russia.
LKET operates fully independent production lines covering the entire process—from the manufacturing of core ceramic components to assembly and testing of finished products—and possesses the manufacturing technology for key oxygen sensor components.
In 2022, LKET obtained ISO9001:2015 certification. We will always remain customer-centric, drive development through innovation, and earn trust through quality, striving to become a reliable long-term strategic partner in the global automotive sensor industry.
