• Mianyang Dongfangyuan Biotechnology Co.,ltd

    our company mainly products high quality herbal extracts: baicalein,baicalin, camptothetin,paeoniflorin,officinal magnolia bark p.E., Irinotecan,hersperidin,synephrine. such as : baicalin ,baicalein ,camptothetin, synephrine ,irinotecan all can be made to the grade: HPLC ...

    Telephone:86-0816-2532909Address:16#yikang road, mianyang, sichuan, China

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