Beijing Grand Co.,Ltd., is a specialized research, production andtrade enterprise in Circum-Bohai-Sea region economic circle.Beijing Grand Co.,Ltd., is a mainly engaged in the manufacturingand trade of pharmaceutical intermediates,dye and pesticideintermediates,and chemicals.The main productsinclude:p-nitrophenol,p-aminoanisole,p-phenetidine,o-aminoanisole,m-Chloronitrobenzeneand sodium thiosulfate, m-Dichloro Benzene, 3-Chloroaniline. Wepresently have put great effort in science and technology.