What is the relationship between Baidu and Internet in the context of the input sentence. Choose an answer from: 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.

US-listed Chinese firms fell, including Internet giant Alibaba (-3.1 percent), Internet search company Baidu (-2.8 percent) and the electronics online retailer JD.com (-4.5 percent).

Answer: industry