SynAsst Chemical.
Telephone021-60343070
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Aikon International Limited
Telephone025-58859352 18068836627
Websitehttp://www.aikonchem.com
Yutong Pharmaceutical Technology (Suzhou) Co., Ltd.
Telephone15851462628 15851462628
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Shanghai Qunsheng Pharmaceutical Technology L,td
Telephone 15316975816
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LEAPCHEM CO., LTD.
Telephone+86-852-30606658
Websitehttp://www.leapchem.com