Specializing in the production of organic bromide and its derivatives;we sincerely welcome new and old customers to visit us! Tel:+86-515-83073966，yc@...
www.jssdchem.com
20 W
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YANCHENG SHENGDA CHEMICAL CO.,LTD. Specializing in the production of organic bromide and its derivatives;we sincerely welcome new and old customers to visit us! Tel:+86-515-83073966，yc@... www.jssdchem.com 20 W |
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