Tianjin Grewin Technology Co., Ltd Have Twenty Years Producing Experience, Located In Tianjin, China, Our Mill Have Professional Design Term, Advanced Technology And Equipment, Especially Pay Great Attention To Its Business Philosophy "Quality And Honesty First".
Grewin Is Specialized In The Design And Manufacture Of Wound Components, Such As Transformer, Current Sensors, Chokes Etc. Which Be Widely Used For Communications, Electronics, Meters, Industrial Control, Medical Equipment And Other Fields. And We Are Also A Provider Of Power Meters And Instruments Locators. 85% Of Our Products Were Exported To America, Europe, And Southeast Asia Etc.
Our Products Have Passed And Obtained ISO9001 Certificate, CE Certificate, SGS Approval, And IEC Report.
We Developed Good Cooperative Relationship With Valued Customers Around The Word, We Have First Class Product Quality And One Basket Value-Added After Sales Service Along With The Fast Efficient Solution. Grewin Has Won Its Brand In Word Wide And Customer’S Praise.