Shanghai Yongzeng Technology Co.,Ltd , founded in 2008, is engaged in manufacturing supplies and services. We are in an effort to pursue the precise  work in pharmaceutical intermediates field. At Yongzeng Tech, we believe that challenges and innovations are the greatest charms to instill confidences by corporations with more and more pharmceutical groups in this field.

Yongzeng Tech are confident in the excellent products such as the series of Heterocyclic Organic SynthesisSulfonation Reactions High Pressure Hydrogenation...

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