Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Oil services companies that had been active in building refineries in Iran prior to the sanctions, including Australia's WorleyParsons (Dusseldorf: WF9.DU - news ) , France's Technip (Paris: FR0000131708 - news ) and Axens, South Korea's Daelim and China's Sinopec Engineering were all interested in resuming business in the country, the sources said.

Answer: industry: Technip, Engineering