Air China Houston Office Houston City Office 2 Greenway Plaza Suite 440 Houston, TX 77046 USA Tel: +1-832-831-8676 / 1-800-882-8122 Fax: +1-832-831-6377 Houston Airport OfficeHouston Airport Office Terminal D George Bush Intercontinental Airport Houston, TX 77032 USA Tel: +1-281-233-3695 Fax:…