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<p class="MsoNormal">Dear Tzdata Maintainers,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Is it historically appeared in Asia, that several Locations have Offset only instead of Time Zone Abbreviation?
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I mean next location:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><a href="https://www.timeanddate.com/time/zone/thailand/bangkok"><span style="font-size:10.5pt;color:#556BB5;background:white;text-decoration:none">Bangkok</span></a> from
<a href="https://www.timeanddate.com/time/zone/thailand">Thailand</a> which is related with
<a href="https://www.timeanddate.com/time/zone/laos/vientiane"><span style="font-size:10.5pt;color:#556BB5;background:white">Vientiane</span></a> from
<a href="https://www.timeanddate.com/time/zone/laos">Laos</a> and <a href="https://www.timeanddate.com/time/zone/cambodia/phnom-penh">
<span style="font-size:10.5pt;color:#556BB5;background:white;text-decoration:none">Phnom Penh</span></a> from
<a href="https://www.timeanddate.com/time/zone/cambodia">Cambodia</a> – all of them is in
<a href="https://www.timeanddate.com/time/zones/ict">Indochina Time</a>, but in repository for file asia they have only offset:
<o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3823">https://github.com/eggert/tz/blob/main/asia#L3823</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I don’t know is it issue or typo, cause I didn’t find any info when this Abbreviation was added
<a href="https://en.wikipedia.org/wiki/UTC%2B07:00">https://en.wikipedia.org/wiki/UTC%2B07:00</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">For our customers, I added this step before compiling tzdata sources:
<o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:Consolas"># set Asia/Bangkok for Thailand to use name instead of digits in timezone, affecting on Asia/Vientiane for Laos and Asia/Phnom_Penh for Cambodia<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:Consolas">sed -i -e '/# Thailand/,/Vientiane/s/+07/ICT/' $(pwd)/asia<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">but maybe it doesn’t require and you will add corresponding changes in the main source code.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">BTW, during my investigation, I observed that several time zones have same behavior, ex.:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><a href="timeanddate.com/time/zone/tajikistan">Tajikistan</a> –
<a href="https://www.timeanddate.com/time/zone/tajikistan/dushanbe">Asia/Dushanbe</a> –
<a href="https://www.timeanddate.com/time/zones/tjt"><span style="color:#556BB5;background:white;text-decoration:none">TJT — Tajikistan Time</span></a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3817">https://github.com/eggert/tz/blob/main/asia#L3817</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#24292E;background:white"><a href="https://www.timeanddate.com/time/zone/turkmenistan">Turkmenistan</a> –
<a href="https://www.timeanddate.com/time/zone/turkmenistan/ashgabat">Asia/Ashgabat</a></span> –
<a href="https://www.timeanddate.com/time/zones/tmt"><span style="color:#556BB5;background:white">TMT — Turkmenistan Time</span></a>
<o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3834">https://github.com/eggert/tz/blob/main/asia#L3834</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#24292E;background:white"><a href="https://www.timeanddate.com/time/zone/united-arab-emirates">United Arab Emirates</a> –
<a href="https://www.timeanddate.com/time/zone/united-arab-emirates/dubai">Asia/Dubai</a> –
</span><span style="color:#454545"><a href="https://www.timeanddate.com/time/zones/gst"><span style="color:#556BB5;text-decoration:none">GST — Gulf Standard Time</span></a><o:p></o:p></span></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3839">https://github.com/eggert/tz/blob/main/asia#L3839</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#24292E;background:white">Uzbekistan - Asia/Samarkand | Asia/Tashkent -
</span><a href="https://www.timeanddate.com/time/zones/uzt"><span style="color:#556BB5;background:white">UZT — Uzbekistan Time</span></a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3851">https://github.com/eggert/tz/blob/main/asia#L3851</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#24292E;background:white">Vietnam - Asia/Ho_Chi_Minh -
</span><a href="https://www.timeanddate.com/time/zones/ict"><span style="color:#556BB5;background:white">ICT — Indochina Time</span></a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3920">https://github.com/eggert/tz/blob/main/asia#L3920</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#24292E;background:white">Sri Lanka - Asia/Colombo -
</span><a href="https://www.timeanddate.com/time/zones/ist"><span style="color:#556BB5;background:white;text-decoration:none">IST — India Standard Time</span></a>
<o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3645">https://github.com/eggert/tz/blob/main/asia#L3645</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#24292E;background:white">Singapore - Asia/Singapore -
</span><a href="https://www.timeanddate.com/time/zones/sgt"><span style="color:#556BB5;background:white">SGT — Singapore Time</span></a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3581">https://github.com/eggert/tz/blob/main/asia#L3581</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#24292E;background:white">Saudi Arabia - Asia/Riyadh -
</span><a href="https://www.timeanddate.com/time/zones/ast-arabia"><span style="color:#556BB5;background:white">AST — Arabia Standard Time</span></a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3565">https://github.com/eggert/tz/blob/main/asia#L3565</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#24292E;background:white">Qatar - Asia/Qatar -
</span><a href="https://www.timeanddate.com/time/zones/ast-arabia"><span style="color:#556BB5;background:white">AST — Arabia Standard Time</span></a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://github.com/eggert/tz/blob/main/asia#L3518">https://github.com/eggert/tz/blob/main/asia#L3518</a>
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Please give me explanation of this, is it correct to use Offset instead of Abbreviation or it will be fixed in future?
<o:p></o:p></p>
<p class="MsoNormal"><span style="mso-fareast-language:RU"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:RU">Best regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:RU"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;mso-fareast-language:RU">Evgheni Antropov</span><span style="font-size:10.0pt"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;mso-fareast-language:RU">Software R&D Engineer<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;mso-fareast-language:RU">+373 22 404 665<o:p></o:p></span></p>
<p class="MsoNormal"><a href="http://www.addgrup.com/"><span style="font-size:10.0pt;color:blue;mso-fareast-language:RU">www.addgrup.com</span></a><span style="font-size:10.0pt"><o:p></o:p></span></p>
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