Offers a variety of encoders, sensors Solutions
2004 —— Build Tofi brand
2005 —— Found Shanghai Tofi Industry Technology Co.,ltd
2006 —— Eastablish Changchun Branch,responsible for the R&D,production of sensors and
encoders, also responsible for the sales operations of the three province in Northeast.
2007 —— Release ETF100-HT series and successfully applied in the industries of elevator,
lifting,engineering and construction.
2008 —— Release ETF105-H,ETF99-H series heavy-duty encoders,applied in the harsh
environment industries such as metallurgy,energy。
2009 —— Eastablish Changsha office,release the long-distance diffuse photoelectric
DF72 series,applied in collecting the entry signal of the saving escalators。
2010 —— Release DV52-UE series slotted optical switch,used for elevator’s leveling
control,and it becomes thepreferred products of many domestic elevator manufactures.
2012 —— Set up Shanghai Joint electric Co.,ltd,responsible for import and export business,
and set sales office in Guangzhou.
2013 —— Set up Chengdu office,join in China Elevator Association,
Release EDK100 series huge hollow shaft encoder,protect class up to IP66,used for harsh environment。
2014 ——BDEXX series solid shaft and hollow shaft explosion-proof encoder
get the intrinsically safe and dust EX certification