"Phillips, Addison" <addison at amazon dot com> wrote: >> while currently there is no way to tag Tongyong Pinyin. > > There are always private use sequences: "zh-Latn-x-tongyong" Certainly. -- Doug Ewell | Thornton, Colorado, USA | http://www.ewellic.org RFC 5645, 4645, UTN #14 | ietf-languages @ http://is.gd/2kf0s