Profile: Shanghai Baoshan Zhenzong Biochemistry Engineering Factory is a manufacturer of sulfa-drugs and pharmaceutical intermediates. Our product line includes salicylazosulfapyridine, sulfaclozine, sodium lauryl sulfoacetate, mitiglinide calcium, nizofenone fumarate, metronidazole phosphate disodiumsalt, carbazochrome sodium sulfonate, fasudil hydrochloride, azaphenonxazine, sulphamethoxypyridazine sodium and 1,1-cyclohexanedi-acetic acid monoamide. Our sulphamethoxypyrazine is used for the treatment of infections in respiratory system, urinary system and intestines.