Member's display AMYCHEUNG LONGJANN TECHNOLOGY (SHENZHEN) CO., LTD.

Longjann Tech Co.,Ltd is a professional manufacturer of Switching Power supply, Power adapter, AC adapters, battery chargers, high / low frequency transformers and other related products since 2004. Our products are widely applied in portable consumer electrics, IT communication equipments, digital apparatuses, power-driven toolsetc.