Question: New Zealand DSJ class locomotive was first assembled by what company that produced diversified products like information technology and communications equipment and systems, electronic components and materials, power systems, industrial and social infrastructure systems, consumer electronics, household appliances, medical equipment, office equipment, as well as lighting and logistics.? 
Sentence (from "Toshiba"): Toshiba Corporation (株式会社東芝 , Kabushiki-gaisha Tōshiba ) , commonly known as Toshiba and stylized as TOSHIBA, is a Japanese multinational conglomerate headquartered in Tokyo, Japan.
Relevant evidence: Yes