吉林省教育厅主办，提供教育动态、校园联盟、优秀教案、招生考试和教育法规信息。

Glass Global provides the international glass industry with a platform of high quality information and services available world wide - 24 hours a day.

Founded in April 2000, SpecialChem implement Interactive Marketing & Open Innovation processes in the chemicals and materials value chains to increase innovation speed and success of new products launches.

Features industry news, new products, buyers guide, calendar of events and a range of related information.

Welcome to Saudi Aramco, a fully integrated international petroleum company with the world's largest oil reserves.

Noticias e información sobre la industria petrolera venezolana.

We are a global group of energy and petrochemicals companies with around 101,000 employees in more than 90 countries and territories. Our innovative approach ensures we are ready to help tackle the challenges of the new energy future.

Total est un des leaders mondiaux dans l’industrie du pétrole et du gaz naturel. Exploration et production, raffinage et marketing, gaz & énergies nouvelles, trading.

Petróleos Mexicanos es el organismo paraestatal encargado de la extracción y procesado de petróleo y gas.

科威特国家石油公司建立于1960年。最初是一家由政府和私人共同拥有的股份公司，到1975年公司全部为国家所有，1980年科威特政府成立科威特石油公司(Kuweit Petroleum Corporation, KPC)后，KNPC成为KPC母公司下属的一个子公司。从事国内外石油工业活动，主要负责国内的石油炼制和液化石油气。