Uni-sun is the professional laptop battery manufacturer in shenzhen which was founded in 2004. Our company specializes in the development and production of high capacity laptop batteries and power adaptors from a leading technology manufacturing plant located in Shenzhen, China.And we have showroom in dubai also.As a well developed ODM/OEM manufacturer, we understand very well about the importance of delicate balance between R&D and manufacturing in both domestic and overseas market. We are consistently paying efforts on technology innovation and product development.Therefore, we are able to produce specific battery products in order to meet our customers requirements.