gases medical in China
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Chongqing Tonghui Gas Co.,Ltd
303, Building B, Xinda International, Middle Section Of Huangshan Avenue, Yubei District, 401121 chongqing, ChinaChongqing Tonghui Gas Co.,Ltd, is a professional nitrous oxide manufacturer since 2007, purity from 99.9%-99.9995%, including industry, food , medical,and electronic grade. We also provide cream…