4157
CR Enterprises disposed Dongguan  China Resources  Petrochems to Sinopec at the end of 2005 the mainland petrochemical services in October 2006 and the business in  Hong Kong  to Sinopec in 2007 .
 China Resources, Hong Kong
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 China Resources, Hong Kong