regal international airport group co., ltd. is a chinese listed company based in meilan airport, haikou. the company is 50.19% owned by haikou meilan international airport co., ltd. (chinese: 海口美兰国际机场有限责任公司), a company related to hainan airlines, grand china air, hna infrastructure investment group, hna group, hainan provincial peoples government[zh] and china development bank.