Know You sprayer co.,ltd. is specialized manufacturer of knapsack sprayer( or mean backpack one) for agricultural and garden use in china . it was established in JUNE 1997 and located in taizhou,zhejiang, which reputed as plastic mould in china. KnowYou begin to export products through some trading company at same year. now there more than 1300 skilled workers to produce all range of agricultural sprayer. it include plastic and stainless steel ,compress etc. our product scope include between 3liter and 20liter. especially for 16liter products get warmly welcome by many customers in west EUROPE and AFRICA. welcome to contact us and put us in yr supplying list.