Dongguan Yihi Electronic Co., Limited

We are the Biggest and the Most Professional Chip Manufacturer in China with more than 4 years of experience. We Only focus on Vapor industry. YiHiEcigar is the trend Leader of Vapor world.

Mr.Chen (Boss and R&D Director ) and his Software&Hardware team devoted their great enthusiasm to innovate more Useful, Smart and Affordable products for vaporizer.

.End of 2011, we published subversive technology- Variable Voltage and Wattage 3-6 volts or 3-15 watts respectively ,which became the main trend among Intelligent E-cig.

.2011, Developped a new Technology that products can be used with either Single or Double batteries. Representative device "Vamo" &"Zmax"
.2012, we released "SVD"

.June 2013, Invented of Gravity Sensor . Our Patent of invention . Representative device " Legend "

.Dec, 2013, YiHi SX220 22W&SX200 20W chip be experimented successfully.  "Seven-22" powered by SX220 & "Sigelei 20W" powered by SX200

.Feb, 2014, YiHi SX350 50W, the 2nd generation intelligent chip, has been worldwide released. It is another revolution in Vapor industry. Buck-Boost&Boost available , be able to handle subohm 0.2ohm, Bypass(Direct connection mode), Upgradable from 30W to 35W (released on May 1) ,from 35W to 50W (released on June 30) or more...