ant-design/components/date-picker/demo/locale.md

order	title
10	国际化

通过 locale 配置时区、语言等, 默认支持 en_US，zh_CN。

import { DatePicker } from 'antd';
import enUS from 'antd/lib/date-picker/locale/en_US';

const customLocale = {
  timezoneOffset: 0 * 60,
  firstDayOfWeek: 0,
  minimalDaysInFirstWeek: 1,
};

ReactDOM.render(<DatePicker locale={{ ...enUS, ...customLocale }} />, mountNode);