located in tianjin as an open-up city in north china, shareing the most geographic and transport advantage. we have been servicing manufacture industries for over 5 years as international traders of chemical and raw materials.we now have clients from russia ,southeast,africa,and so on.yinda668atyahoodotcomtel one three eight two zero three four nine one one seven
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located in tianjin as an open-up city in north china, shareing the most geographic and transport advantage. we have been servicing manufacture industries for over 5 years as international traders of chemical and raw materials.we now have clients from russia ,southeast,africa,and so on.yinda668atyahoodotcomtel one three eight two zero three four nine one one seven