Why CGDI MB is the best Mercedes key programming tool?

Look at the chart: How does CGDI MB wins in the Mercedes key programmer markets

cgdi-mb-best-mercedes-key-programmer

Functions		CGDI MB	Other MB Key Programming Tool
EIS	Read eis data	Support	Support
	Wipe out EIS data	Support	Support
	Write eis data	Support	Support
	Eliminate TP protection	Support	Support
	Disable key	Support	Support
	Enable key	Support	Support
	Write VIN	Support	Support
	Check eis status	Support	Support
	Activate eis	Support	Support
Read and write key	Read key via Infrared	Support	Support
	Wipe out key by infrared	Support	Support
	Read key chip（NEC）	00040229 567897051 567897061 567897071 567897081 00040582 00043650	Support（v51/57、v28/35/40、v03/06/ 08、v05/07/09、v59 /61
	Reset key chip	Support	Support
	Get current key track code	Support	Support
	Write key data	Support	Support
	Activate key	Support	Support
Calculator password	Copy key with key	W164 169 209 211 639(CAN) 221 W172 204 207 212 211 (OLD,with ELV） W166 197 212 218 246 W202 208 210(K) W203 463 639(K) W215 220 230(K)	Support（W164/251、 W164/251 2009-、 W166/197/212/218/ 246、W169/209/211 、W172/204/207/ 212（with ELV）、 W216、W221、W906 、W639 2009-）
Calculator password	Copy key without key	W164（new and old）W639 W216（new and old） W166 W197 W212 W246 W169 W172 W204 W207 W209 W211 W202 W203 W208 W210 W463 W639(K) It need max 6 mins with AC adapter	支持（W166/197/212/ 218/246、W212 （with ELV）、W172/ 204/207/、W172/204/ 207（FAST）、W216 、W216（FAST）、 W164/251 2009-、 W164/251 2009- （FAST）
Functions		CGMB	竞品
Generate key file		Support	Support
Auto computer （ECU,TCU,ISM）	Read ECU	Support	Support
	Read TCU	Support	Support
	Read ISM	Support	Support
	Wipe out ECU	Support	Support
	Wipe out TCU	Support	Support
	Wipe out ISM	Support	Support
Elv	Read Elv data	Support	Support
	Write Elv data	Support	Support
	Wipe out Elv	Support	Support
	Examine the damage of ELV	Support	Support
	Activate ELV	Support	Support
	Repair ELV	Support	Support
	ELV Simulator（read,write, wipe out）	Support	Support
	Synchronization 204 ELV	Support	Support
Mileage repair	Read mileage	Support（W204/X204/ W207/W212/W197/ W218、W251/X164/ W164、W211/W219、W221/W216、W203/ W209、W171）	Support（W204/X204/ W207/W212/W197/W218、W251/X164/ W164、W211/W219/ W221/W216、W166/ W172/W246/W231、 W205）
	Write meter mileage	Support（same as above）	Support（same as above）
	Clear DTC	Support（same as above）	Support（same as above）
Read/read gateway	Read gateway EE/FLASH	Support（W204/X204/ W207/W212/R197/ W218、W251/X164/ W164/W211/W209/ R171/W203/W169、 W221/W216）	Support（W204/X204/ W207/W212/R197/ W218、W251/X164/ W164/W211/209/ R171/W169、W221/ W216、SMART、R199、 W219、W245、W240
Read/read gateway	Write gateway EE/FLASH	Support（W251/X164/ W164/W211/W209/ R171/W203/W169、 W221/W216）	Support（W251/X164/ W164/W211/W209/ R171/W203/W169、 W221/W216）（Not sure）
Wiring diagram		Support	Support
ELV repair		Support	Not support