logo of HQ escalator step chain

Today our quality inspector found a problem on our step chain, she found the logo of step chain is not the same as before, so she feedback to our purchase colleague, then our purchaser ask this thing from the factory, and we got the final result: HQ's escalator step chain have 2 kinds of logos, one is only the earth, and another is the earth add H, and they are all orginal, the photos as follows:

Elevator tool list

Elevator tool list
Item	Brand	The number of versions	Part number	JF code	More
1	Otis	4 kinds type	GAA21750AK3	OTEL0030 OTEL030105 OTEL0002L OTEL21750AK3	More
2	KONE	5 kinds type	KM878240G03	KOEL1004 KOEL1003 KOEL0110 KOEL0109 KOEL0108	More
3	Schindler	1 kind type	SSM 336515	SHDP5030	More
4	Thyseenkrupp	3 kinds type	TCM/API	TKEL5012 TKEL5011N TKEL5011	More
5	LG Sigma	5kinds type	DOA-110 OPP-2000	SMEL2000 LGEL0010 SMEL0100 SMEL0100C SMEL2001	More
6	Mitsubishi	1 kind type	MC	MIEL5017	More
7	Dongnan	1kind type	/	DNEL1001	More
8	Hyundai	1kind type	HHT-2000	XDEL1001	More