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They began production there in 1992 , formally opening their own plant in Dongguan in 1994 .
 date: 1992; geographical social political: Dongguan; date: 1994
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 date: 1992; geographical social political: Dongguan; date: 1994