We are a trade company located in hangzhou of china.
We are deal with chmical and medicine additives, like dyes, pigment, sulpiride, sulpiride intermediate, o-anisic acid,2- methoxy -5-amino sulphonylbenzoic acid,2-methoxy-5-amino sulfonyl-benzoic acid methyl ester, tiapride series apis, l-norvaline (s)-2-amino-pentanoic acid l-nva intermediate, tebuconazole intermediate, organosilicon series(the assay of the above products are all over 98%)