According to the information on the website of Postal Code Library, the postal code of Taoshan District, qitaihe city is 154600.
Among them, the first two digits 15 represent qitaihe city, the middle digit 4 represents qitaihe city, the fourth digit 6 represents Taoshan District, and the last two digits 00 represent the delivery office under Taoshan District of qitaihe city.