About Us - Jiangsu Qingquan Chemical Co., Ltd.
+86-571-86589381 / 86589382 / 86589383 sales1@qqpharm.com ... Its affiliates including Hangzhou Spring Trading Co., Ltd., Hangzhou R&D Centre and Nanjing ... performance materials, electronic chemicals and other specialty chemicals.
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qqchemical's website is qqchemical.com