Shenzhen E-Union Technology Co. Ltd.

Shenzhen E-Union Technology Co., Ltd. is a professional heating product Supplier in Shenzhen, China since 2009. Tonkey is our brand, our factory is located in Dongguan, possesses a measurable working area of about 20000m2. Which produced products include the seedling heat mat, electric heating pad, pet heating pad, plant growth lamp, etc.

Our factory had passed BSCI, ISO9001:2015, and most products have passed CE, FCC, UL, ETL, MET, and IP64. 

Most of the product has short circuit protection, over-load protection, and over-temperature protection, and all the product will pass the aging test before shipping, Fast delivery is our biggest advantage.

Our professional R&D team provides strong technical support and enables us to receive some OEM, and ODM projects, fully satisfy all customers’ different requirements, We can produce at least 10,000pcs heating products per day.

We are a reliable supplier of heating products with 1 years warranty. Our core belief is "High quality makes a better product， credibility leads enterprise's development". We are expecting to cooperate with more and more customers all over the world