text: var region1 = new Intl.DateTimeFormat('zh-CN', { timeZone: 'UTC' });
  var options1 = region1.resolvedOptions();
  
  console.log(options1.locale);
  // expected output: "zh-CN"
  
  console.log(options1.calendar);
  // expected output: "gregory"
  
  console.log(options1.numberingSystem);
  // expected output: "latn"