Representative offices were established in Beijing (1982), Chicago (branch 1982), Dallas (1983), Seoul (1983, upgraded to a branch in 1990), San Francisco (1984), Kuala Lumpur (1984), Athens (1984, closed 1989), Frankfurt (1985, closed 1992), Atlanta (1986), Bangkok (1986), Taipei (1986 upgraded to branch 1990), Shanghai (1988, closed 1990), Houston (1989) and New Delhi (1989).