Land and housing survey method (including house property household plan)
5. Division and numbering of cadastral map a. 96 × 96 row and column division numbering shall be adopted for 1:10000 cadastral map. b. The 1:500, 1:1000 and 1:2000 cadastral maps can be square (50cm × 50cm) or rectangular (40cm × 50cm). The sheet number is numbered according to the kilometers of the southwest coordinate of the outline, with the X coordinate in the front and the Y coordinate in the back, and connected with a dash in the middle. 6. Measurement unit a. The length unit is meter (m), with two decimal places reserved; b. The unit of area is square meter (m2), with two decimal places reserved; The area statistical summary unit is hectare (h ㎡), with two decimal places reserved. The mu can be used as the auxiliary unit, with two decimal places reserved.