LONGO Relay founded in 2000, which has gradually expanded from the initial household, general-purpose and automotive relays to the manufacturing of a variety of relays and industrial components. LONGO always pursues product consistency, reliability and traceability, and constantly optimizes product manufacturing process. From product research and development, mold development, parts production, injection molding to automated finished product assembly and online testing, LONGO has independently created an integrated R & D and manufacturing whole industry chain.

Relying on professional and rigorous technical support, rapid response to the full range of services, safe and reliable product quality and cost-effective advantages, LONGO has reached strategic partnership with many well-known enterprises at home and abroad.At present, the products are widely used in machinery manufacturing and automation, robotics, petrochemical, new energy, machine tools, electronic manufacturing, elevator, logistics equipment, paper making equipment, textile machinery, food packaging machinery, injection molding machinery, lifting machinery, electrical control cabinet and other fields.

LONGO has always adhered to the business policy of "taking social demand as the guide, quality to win the future", and has always followed the business philosophy of "people-oriented, proud of honesty and trustworthiness, and creating new value for the society". With a complete set of quality assurance system, the products have obtained the UL, TUV, China CQC, CCC and other international safety certification. LONGO actively implements the leading quality concept, constantly improves the quality management system, continuously improves the product process quality control and testing, strengthens the supply chain management, provides each user with high quality products, and creates higher social value!