Ningbo Tengchuan Electronics Co., Ltd. was founded in 2008. The whole technical team has 15 years experience in R & Dand production. Now the company has 100 employees and 10 management staffs.The company has 3 departments, mainly responsible for designing & developing, manufacturing and marketing services1. Transformer Department:Responsible for high/low frequency transformer, inductance coil, EMC element2.Switch Power Department:Responsible for module power supply, USB charging power supply, power adapter, LED drive3.MCU Control Department:Responsible for Electric Appliance control panel design and development, PCBA design and development, Softwarecontrol design and development.Most of our products carry the required TUV/UL approvals, and are fully compliant with EN61558, UL1441 standards, ULnumber obtained: E354138.