俄亥俄州Azelis Americas辛辛那提,哦www.azelis.com/americas
Brenntag专业www.brenntag.com/specialties/en/index.jsp
DAR-Tech Inc.www.dar-techinc.com
Debro Inc.www.debro.com
墨西哥贸易www.intertrade.com.mx