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New version of kailide car navigation map ii. G is much, too big. My external GPS memory is less than 2G. What should I do?
Can I add a memory card? If possible, it is recommended to add a memory card. If not, simplify the map.

The map file names of the provinces and regions in the map package are as follows:

POI0 1 RDCRS0 1 Beijing

POI02 RDCRS02 Tianjin

POI03 RDCRS03 Shanghai

POI04 RDCRS04 Chongqing

POI 13 Hebei

POI 14 Shanxi

POI 15 RDCRS 15 inner Mongolia

POI2 1 RDCRS2 1 Liaoning

Jilin POI22 RDCRS22

POI23 RDCRS23 Heilongjiang

Jiangsu POI32 RDCRS32

POI33 RDCRS33 Zhejiang

Anhui POI34 RDCRS34

Fujian POI35 RDCRS35

Jiangxi POI36 RDCRS36

POI37 RDCRS37 Shandong

POI4 1 RDCRS4 1 Henan

POI42 RDCRS42 Hubei

POI43 RDCRS43 Hunan

POI44 RDCRS44 Guangdong

Guangxi POI45 RDCRS45

Hainan POI46 RDCRS46

POI5 1 RDCRS5 1 Sichuan

POI52 RDCRS52 Guizhou

Yunnan POI53 RDCRS53

Tibet POI54 RDCRS54

Poi 6 1 rdcr 6 1 Shaanxi

POI62 RDCRS62 Gansu

Qinghai POI63 RDCRS63

POI64 RDCRS64 Ningxia

POI65 RDCRS65 Xinjiang

POI85 RDCRS85 Hong Kong/Macau

Delete unnecessary documents from provinces and cities, and the map will be much smaller. In addition, you can delete the following files as needed:

Provinces where the folder and list of points of interest are unavailable can be deleted as long as POI- 1. CLD's file is still preserved.

The bus resource folder and the provinces where bus resources are unavailable in key cities of each province can be deleted, as long as the ptdata.cld file is kept.

NAVI3D。 If 3D landmarks cannot be used, the CLD map 3D landmark resource file is not needed, and it is suggested to delete it.

NAVI3DML。 If CDT map 3-D landmark data file cannot use 3-D landmark, it will not be used, so it is recommended to delete it.

NAVI3DML。 If you can't use 3D landmarks, you don't need the CDX map 3D landmark configuration file, so it is recommended to delete it.

NAVICMR。 CLD map electronic eye resource file can be deleted, otherwise it will not alarm and will not affect navigation.

NAVIIMG0 1S。 CLD corresponds to 320X240, 400X234 and 400X240 3D support files NAVIIMG03S. CLD corresponds to 480X234 3D support file, NAVIIMG04. CLD corresponds to the 800X480 3D support file. NAVIIMG04S。 CLD corresponds to 800X480 3D support file NAVIIMG06S. CLD corresponds to 480X272 3D support file, NAVIIMG08S. CLD corresponds to 640X480 3D support file. NAVIIMG 12S。 CLD corresponds to 240X320, 234X400 and 240X400 3D supporting files, NAVIIMG 13S. CLD corresponds to 640X480 3D support file, NAVIIMG 15. CLD corresponds to 800X480 3D supporting files, with real scenes. NAVIIMG 15S。 CLD corresponds to 800X480 3D support file. You can select the appropriate file according to your own resolution and delete all other resolutions. NAVIIMG04。 CLD this can also be deleted, which is useless.

Tatotblx.pak is a resource file related to map hotspots, which can be deleted. If you can't find it, it won't be associated with the place name, only with the phrase.