Introduction Chemsigma International Co.,Ltd. is a chemical manufacturer, specialize in custom synthesis and organic chemical manufacturing for overseas customers, in the field of API, pharmaceutical intermediates, chemical intermediates, fine chemicals, agrochemicals, and Fragrance Perfume etc. We setup a factory in JiangSu priority to Pharmaceutical Intermediates and a factory in AnHui mainly engaged in Fragrance Perfume. Now we have two autoclaves (up to 7.0MPa), two rectifying columns (8m...