Changzhou Welton Chemical Co.,Ltd.located in the Changzhou Binjiang Chemical Industry Zone,Jiangsu Province,China.is specialized in providing high quality Biological Buffers,Pharmaceutical Intermediates and Dyestuff Intermediates.



As a result of the support of our customers and the endeavor of our employees,who focus on service and quality,the Changzhou Welton Chemical Co.,Ltd.is becoming one of the leading suppliers and manufactures of biological buffers in China and has built up an ...