Tengzhou Tenglong Food science and technology development co.,ltd was located on Lunan High-tech industry zone,mushi town,tengzhou city,shandong province,China,was founded in 1996. formerly known as Tengzhou Tenglong Chemical Co.,Ltd Is a professional manfaucturer of benzoic acid,sodium benzoate,calcium propionate,sodium propionate,calcium acetate and series products.

Our company keeps long-term cooperation with universities.we insist on the quality of our products is most basic and seek innovation constantly. Now our products are sold to more than 100 countries in the world， at the same time,”tenglong”Brand owns a good reputation in the international markets.