Part number : 9381028000 (93810-28000)
Part name : SWITCH ASSY-STOP LAMP(2P)
Application model : Hyundai Starex
Net weight : 0.048kg
Net weight(in plastic bag) : 0.050kg
Gross weight(in box) : 0.058kg

Made in Korea.
There is no indication about manufacturer. But I guess it’s by INFAC.
Previous post about INFAC : https://koreapartsinfo.com/2018/11/19/infac/
Website : http://www.infac.com

I took many photos of 93810-28000 as below:

I found the numbers : 7F23
But I cannot understand anything from this remark.
Most of back light switch are manufactured by INFAC. If it’s not, please leave your comment, so I would correct it.

There are 2 pins, form like “T”

MOBIS part with a hologram label.

It’s difficult to get them in MOBIS brand package but OEM is better.
But the problem is OEM manufacturer require huge quantity for minimum order – for example, 1000 pcs per item. Actually the demand of 93810-28000 is not so high. Because of that reason, usually suppliers and buyers cannot meet their mutual benefit point.