以下是为您提供的工作证明英文范本，需要的朋友请您参考：
proof of work
it is my unit ( ) ( id number: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ) in _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ department, engaged in _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ work has been _ _ _ _ _ _ _ _ _ _ _ years, hereby certify that.
name of institution: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
day period: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
( seal)
proof of work
in 200x years x months x month in my work unit, hereby certify that.
xxx computer city
in two, x, x month x day
proof: xx, xx xx month xx day to division i xx company, in the division i division xx, any xx post hereby certify! company xx ( official seal ) xx xx month xx day