Through checking historical materials, it points out that the descriptions about the upper course of the Yellow River in various Yuan documents all stemmed from Du Shi.

通过对有关史料的分析和考察，指出元人关于黄河上游及河源地区地理情况的各种记载和描述均来源于都实。

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Yan is a Chinese surname Jiang tribal leaders in ancient times, Hill's strong numbers or Lishan Shi, located in Yellow River, Weihe River area.

炎帝是我国上古时代姜姓部落首领，号烈山氏或厉山氏，位于黄河上游、渭河地区。

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When he received the notice to kill his unsold chickens, Mr. Shi and co-workers grabbed the yellow birds one at a time, cut their necks and removed their feathers, then tossed the remains into one of two large, blue plastic containers for disposal.

WSJ: China Kills Market Birds as Avian Flu Deaths Rise