Shenzhen RSiN Electronics Co.,Ltd.,Founded in 2008, our company specialize in R&D, production ,sales of power choke and cores.Factory are located in Shenzhen （SMD Power Choke & Coils）, Henan （ SMD Power Choke & Coils ） , Hunan （AEC-Q200 SMD Power Choke & Coils ） and Kunshan （Flat Type Mini Choke）, We provide customers with customized product and optimize process to provide shorter delivery time. With more than 400 staff, we will integrate all the factory resources and provide one