Shanghai Haoyuan Chemexpress Co., Ltd.
Telephone021-58950125
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Shijiazhuang Kangxi Biotechnology Limited
Telephone 13803336640
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https://hanhongsci.com/
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Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
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ChemExpress
Telephone+86-021-58950125
Websitehttps://www.chemexpress.com