A financial institution plans to set up one office in Europe and one in Asia, with six candidate cities, Kuala Lumpur, Hong Kong and Seoul in Asia, Zurich, London, and Frankfurt in Europe. Two staff members of the institution carried out the establishment of the office. I guessed as follows: Manager Zhang: The Asian office will definitely be located in Kuala Lumpur, never in Seoul; Manager Chen: The European office will definitely be located in London, and never in Zurich. Afterward, I learned that the two people guess Only half of them are correct. Based on the above information, which of the following is a wrong judgment? ['Asia office is located in Hong Kong.', 'European Office in Frankfurt.', 'If the Asian office is not located in Hong Kong, it will be located in Seoul.', 'If the European office is not located in London, it will not be located in Frankfurt.']