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.

Online music services had a positive impact on overall margin in Q2 2020, and this trend is expected to continue as our subscription revenues continue to grow, while license content costs are gradually regionalizing as our music industry evolves.

Answer: product_or_material_produced: music industry, music