Xingjiang

Chinese Turkestan is known to have been under the jurisdiction of that country as early as 150 B.C. In the time of the great Han dynasty not only did their power extend to the present western boundary of the Hsing Chiang^([sic – meaning Hsin Chiang]), but even as far west as the Caspian their suzerainty was acknowledged.

Source: wiktionary

Warm letters and precious gifts came pouring in to the construction site from all parts of the country. Among the gifts were saw-wort seeds gathered from the Tienshan Mountains by workers in Singkiang^([sic – meaning Sinkiang]), chingko barley from emancipated serfs in Tibet, earth from people in quake-stricken Tangshan who were rebuilding their homes, water and sand from the Taiwan Straits from P.L.A. men on the Fukien frontline, colour pebbles from Yuhuatai, Nanking, milky quartz from the Kunlun Mountains, camellias from Tali, Yunnan, azaleas from Kangting, Szechuan, earth from the Chingkang Mountains, Kiangsi, water from Nanniwan, Shensi, etc. They embodied the profound proletarian feelings of the people of all nationalities for Chairman Mao.

Source: wiktionary

KYODO also states that, according to Indian intelligence sources, "the guerillas^([sic]) were sent from their training bases around Khasgar in Xingjiang^([sic – meaning Xinjiang]) Province [in China] to the sensitive areas bordering Afghanistan".

Source: wiktionary

In the northern part of China, from the north-east to Xingjiang^([sic – meaning Xinjiang]), the grassy plateaux were suitable for grazing by livestock and it is in this area that numerous microlithic finds — typical of a nomadic economy — have been made.[…] The majority of Tang tombs discovered in other areas are similar to those found near Chang'an, but some do display distinctive features: at Astana, in the village of Karallja in the autonomous region of Xingjiang^([sic – meaning Xinjiang]) Uygur, a large number of documents, silk paintings and other artefacts have been found.

Source: wiktionary