[China Tourism, awaiting HK IPO, touts Hainan duty-free haven for tourist dollars in rivalry with Okinawa, Jeju] China Tourism Group Duty Free, the world’s largest travel retailer by sales, is hoping to capture a slice of the growing multibillion-dollar spending by Chinese consumers in the offshore tax-free shopping zone on Hainan island. China Tourism filed its listing application with the Hong Kong stock exchange in June, and aimed to make its debut this quarter, people familiar with the matter said. The application is still awaiting approval of the Hong Kong stock exchange’s listing committee. With government policies directed at boosting…