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Luotian Heng Xing Yuan Chemical Co., Ltd, as the no. 1 production of 'melatonin' in China, is an integrated developing company with a scientific research, production, and domestic foreign trade activity. Mainly specialize in production of fine chemicals, intermediates, pharmaceutical raw materials, and dietary supplement ingredients, additives of food & feed, R&D and technology cooperation. We have closed relationship with Luotian Hong Yuan Chemical Co., Ltd.
We have first-class technician and equipped with advanced analytical instruments. Our products are produced strictly under GMP, we have already passed ISO9001：2000 in March of 2005, and got the certificate of 2000 international quality administration system, which ensure our quality to be international advanced class.
We always insist on the principle of best quality, best credit, best service and win-together, stand by tenet of honour, justice, cooperation, development. We will wholeheartedly give our best service to domestic & foreign customer
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| melatonin, benserazide hydrochloride, 4-hydroxycoumarin, metronidzole |
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| Company : |
luotian hengxingyuan chemical co., ltd. |
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Contact us |
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| Country : |
China |
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