Dongguan Donggang Electronics Co., Ltd. was established in 2009.Formerly known as (Dongguan Dongkang Donggang Electronics Factory). Is an audio transformer manufacturer and high-frequency transformer manufacturers, mainly produces: one-piece chip inductors, EI low-frequency transformers, magnetic ring inductors, high-frequency low-frequency transformers, ECP high-frequency transformers, low-frequency transformers, magnetic ring transformers, magnetic ring coils. Products are sold to Guangzhou, Shenzhen...