Established in 1992, Tianyi Electronics Technology, Ltd. Is a ISO9001:2015 certificated supplier in transformers, hardware tools, terminals. We offer our clients one-stop purchasing service. As a business, Tianyi teams have the necessary expertise, extensive experience and advanced technical capability supplying solutions for design, sampling, prototyping, and manufacturing. More, our professional managers and experienced workers often allow us to produce highest quality, most economical products with the quickest delivery possible. We work collaboratively with distributors, retailers and large customers across the globe to make sure end users have the satsified products.