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Sunwin Chemicals, including Shanghai Sunwin Chemicals and Weifang Sunwin Chemicals with the former being the center for international trade and R&D and the latter being the manufacturing site , is a leading manufacturer of betaine series in China , registering an annual production of betaine hydrochloride as high as 15,000 tons.
Currently we are producing three major series :betaine series (betaine hydrochloride ,betaine anhydrous, betaine phosphate , betaine citrate etc.) , pyridine derivatives (2-chloro-4-nitropyridine,3-acetylpyridine, 3-Pyridine acetic acid hydrochloride etc.) and organic chelates ( chromium picolinate , zinc cit...
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