Tianjin Grewin manufacture ferrite transformer, planar transformer, toroidal transformer, encapsulated transformer with high performance etc and have abtained CE, VDE, UL, ISO2000 approval.
We sincerely welcome any company to contact us to define your needs and we can develop a plan to accomplish your goals. We are looking forward your favorable reply
TIANJIN GREWIN TECHNOLOGY CO.,LTD.
F2 Economic Building of Head Office No. 1 Jinghui