The new policy requires inbound travelers to undergo seven days of “self-disease prevention” after arrival. The Explorer Dream cruise ship is pictured at the Port of Keelung in an undated photograph. Seventy-nine cruise ships, carrying about 340,000 people between them, plan to dock at the port next year, she said, adding that the government would help cruise ship operators to prosper once more. To attract more tourists on cruises, Taiwan International Ports Corp updated its software and hardware during the pandemic, and would welcome visitors with high-quality services, she said. Symptoms of all infections with Omicron subvariants are usually similar — coughing, fever, a runny nose and sore throat, he said.