Lesson five Skill training Business Letter Writing (lD) Letters of offers China Nationallmport-Export Corporation Shanghai Branch Shanghai china 19 November 2003 Abdulla samih Co 659 Saleem road Karachi PakistanLesson Five Skill Training Business Letter Writing (III) Letters of Offers China NationalImport - Export Corporation Shanghai Branch Shanghai China 19 November, 2003. Abdulla Samih Co., 659 Saleem Road Karachi Pakistan