14735
Growth in telecommunications halted with the general economic collapse after the Great Leap Forward ( 1958 – 60 ) but revived in the 1960s after the telephone network was expanded and improved equipment was introduced , including imports of Western plants and equipment .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None