Venkateswara engineering works was established in 2009 it produces plant-protecting machinery, cleaning machinery, power sprayer,Diesel engines (Z170F,165F 175F)and gasoline engine, also with a full system of research, certified with IS090012008 whose annual sale quantity is 15000pcs of knapsack power sprayer and its sister concern company *Sri Venkateswara Engineering Works* has been in the business of agricultural instruments for more than 35 years.