Tianjin Grewin Technology Co.,Ltd.

1.Tianjin Grewin Technology Co., Ltd. (tianjin, China mainland) is a professional manufacturer High Frequency Transformers,EI Power Transformers,toroidal transformer,pcb mount encapsulated power toroidal transformer,welding toroidal transformer,audio amplifier toroidal transformer,electronic toroidal transformer for lighting,planar transformer.our mainly products with much advantages in our market etc. 2.We have abtained VDE,UL,CE,ROHS,ISO9000 Approal and SGS Audit Supplier in China,We guarantee quality is the first. 3.Our producted transformer have following advantages: (1).Raw materials: Meet with CE and ROHS approval. (2).Copper wire:We purchased wire from the biggest supplier in China with good reputation.The wire performance is stable. (3).Silicon steel: with excellent performance with low loss . (4).Operating workers:Our workers has more than 5 Years operating and winding experience. 4.About us: Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ". Due to continuous innovative research and development, our products have meet the technical standards and safety standards , which are efficient and environment-friendly. As a professional leading and a main exporter of a wide variety of electronic components in China for many years, we adhere to new products, quality to meet the needs of you and welcome all of you to negotiate! 5.Contact us ella@grewin-tech.com Skype:grewin.ella