230300
230300 is a six-digit numeric string that functions as an identifier in several coding schemes. In geographic and administrative contexts, it is associated with the People's Republic of China's system of administrative division codes. In this system, the six digits are used to encode province, prefecture-level city, and county-level divisions according to the GB/T 2260 standard. The first two digits designate the province; the next two designate a prefecture-level city within that province; the last two designate a county or district within the city. For Heilongjiang Province, whose code is 23, the sequence includes codes such as 230100, 230200, 230300, etc.; 230300 specifically designates a prefecture-level city within Heilongjiang, though the corresponding county-level divisions may vary by dataset.
Beyond China, numeric strings like 230300 may appear as catalog numbers, postal or routing codes, inventory
In statistical reporting and geography-related databases, 230300 would typically be used as an index key to
See also: 230000, the province-level code for Heilongjiang, and GB/T 2260, the Chinese standard for administrative