Map shows incorrect location marker with correct address

this used to work, i’m positive, i checked, but “whenever” it no longer shows correct location for Marker but the address is correct and both google maps english and taiwanese show the correct location with the address i use in plugin. any ideas?

https://www.google.com.tw/maps/@23.63446,120.970459,7z
Zhong Shan North Road, Section 1, Lane 56, #2, 2nd Floor, Taipei Taiwan 104

the marker is north about 5km.

http://taiwan-hostel.com/taiwan-activities/contact-taiwan-hostel-hf/

thank you!

https://wordpress.org/plugins/so-widgets-bundle/