Shenzhen SunZip E.S. Technology Co., Ltd. is an electronic cigarette company based in Shenzhen, China. It was founded in 2010 by a group of engineers who are enthusiastic about electronic cigarettes. With the growing strength of the company, it opened two subsidiary companies: Shenzhen Bettle Technology Co., Ltd and Dongguan Icloud Electronic Technology Co., Ltd. And Icloud is a manufacturer of electronic cigarettes and e-juice founded in 2011. Now Sunzip has a research center, two production bases, and three sales offices.