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BEIJING HONGCHENGYUAN CO.,LTD specialize in the manufacture and trading of basic chemicals and fine chemicals.Such as Chondroitin Sulfate.Our products are conformity with kinds of international standards such as CP, USP, EP, BP and JP. Most of them are sold in overseas markets, such as America, Canada,Europe and Arabia.
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Neotame, Chondroitin, Bupivacaine, mepivacaine |
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Company : |
Beijing HongChengYuan Co., Ltd. |
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Contact us |
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China |
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