N-acetoacetyl-o-toluidine Our History Our company Nantong Acetic Acid Chemical was set up in 1959. It was a state owner company at that time. And it became a share holding company in 2000. Then, in 2015,it was a public listed company in Shanghai Stock Exchange. Our Factory We focus on four main products categories including food and feed additives, pharmaceutical and pesticide intermediates, dye and pigment intermediates, and organic chemical raw materials. The http://www.nt-aac.com/