J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
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Wuhan Chemwish Technology Co., Ltd
Telephone86-027-67849912
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Chengdu Research Accelerators Technology Co., Ltd.
Telephone028-64353063
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Shanghai Brain Biotechnology Co., Ltd.
Telephone 13564638271
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Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone 15552437730
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