亚洲三级免费观看 - 国产成人精品久久二区二区

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• Pesticide intermediate

• Pharmaceutical intermediate

• Organic origin

• Organic ingredients

• Polymerization inhibitor

• Inorganic chemical

• catalyst and auxiliaries

• Liquid crystal intermediates

• peroxide Organic ingredients

• Others

Zibo Yixin Chemical Co., Ltd.

Tel: +86-533-2833223
Fax: +86-533-2869262
Add: No 2804-A Haiquandijing Building Liuquan Road Zhangdian Zibo City Shandong China

E-mail: sales@ziboyixinchem.com
Url: www.cmhongtian.com

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