Hongfa

Hongfa is the leading Relay Supplier and Manufacturer in the World. Founded in 1984, Hongfa owns 27 subsidiaries and 10 R&D and production bases with 12,000 employees worldwide. 
Hongfa Testing Centre is considered the largest and most comprehensive lab for Relay inspection and analysis and certified by VED, UL and CNAS etc. Hongfa are also an important strategic partnership with VDE with regard to components.

hey are established and certified under ISO9001 , ISO14001, OHSAS18001, IECQ/QC08000 and TS16949 system.

Annual relay output : 1.8 billions pcs ranking No.1 globally
Annual relay revenue :0.92 billion USD. No.1 globally