Yandex Business Directory has a post function just like GMB, so it can be the best source of backlinks.
The method of placing a backlink is as follows.

Like GMB, ownership verification is difficult. However, as a result of searching 5 companies up to 21.12.29 Logging in with gmail and verifying ownership with HP is the easiest and best way to verify ownership. If you have registered two or more businesses and log in with gmail, ownership is verified without an automatic phone call or SMS code.
Be sure to enter your mobile phone number, not a landline, when registering in the directory for the first time. I’ve tested the general wire a few times, but it doesn’t come because it’s not Russia.
The equivalent of Google’s Google My Business is Yandex Business 얀덱스 비즈니스 디렉토리 ( Yandex Business Directory https://yandex.com/sprav/companies ( O ), https://yandex.ru/sprav/companies (X, language ) It is more convenient to set the setting in English than in Russia .
In Yandex, if you register in the Yandex business directory, you will be exposed on the Yandex map.
Russian-speaking is basic, English-speaking (Canada, etc.) is very useful as a local search engine optimization (SEO) site for foreign companies as a space for creating backlinks than Bing Place because ownership is authenticated well, and the post function is excellent if you put in an address well. do.
gmail 로 로그인하여 HP로 소유권 인증하는 방법이 가장 쉽고 가장 소유권 확인이 잘 됩니다. If you have registered two or more businesses and log in with gmail, ownership is verified without an automatic phone call or SMS code.
To access all features, you will need to verify your entitlement to the business using a verification code provided by SMS or phone. . After that, you will be able to edit the business’s contact details and hours, respond to reviews, and use many other features.
[ Confirm your phone number ]
Confirm your phone number After that, you can edit your business’s contact details and times, respond to reviews, and use many other features.
If the auto attendant cannot reach the number, the request is forwarded to the call center. A call center operator will call you within 3 days and give you the code.
Just like Google My Business, follow the instructions. [Add business]to start.

(Reference) There are two related documents below, but there is no specific content.
How do I find the business to confirm my rights? https://yandex.com/sprav/support/manage/verify.html
How do I get the code? Where do I enter it? https://yandex.com/sprav/support/manage/verify.html#verify__code
If you put your own business, the categories are presented below, and you can choose between them.
Emphasize once again: Yandex Business Direcotry https://yandex.com/sprav/companies ( O ), https://yandex.ru/sprav/companies (X, .ru will show Russian. I can’t set it up, so I can’t go to the next step, please go to .com
Ask if the business is real.
Choose one of the two below.
You can add new branches later and merge them to create a network. (Where is your office? Later you’ll be able to add new branches and combine them to create a network.)
In English-speaking countries, if you enter the full address like “923, 17Ave , SW, Calgary, Canada”, it will find the longitude and latitude well, match it, and register it well.
You can get the longitude and latitude coordinates from Dawul Address Conversion ( https://address.dawul.co.kr/ ).
If your phone number is 02-404-2463, please enter “+8224042463”. When entering a mobile phone number, subtract 0 from 010 and enter only 10.
Even if a message appears stating that it will be confirmed by SMS, click Next to proceed. (This part may be skipped by verifying ownership in Webmaster Tools.)
Enter the mobile phone number including the international number 82, such as 821012341234.
[Info] -> [Data] -> [About the business]You can enter a business description (information) in . Please enter a URL including the Google search address URL (A), Google Maps URL (B) of the business location, and a unique identifier (CID) indicating the location regardless of A or B. Then, once the Google Maps related URLs are backlinked to Yandex. This is more important than giving backlinks via Posts ( Публикации Posts, publications). This is the biggest benefit you can get from this post.
A.
https://www.google.co.kr/search?ved=1t:65428&_ga=2.131529484.2098800307.1646182603-1733304372.1644300356&q=%EC%A7%91%EC%B9%98%EC%9B%8C%EC%A3%BC%EB%8A%94%EC%82%AC%EB%9E%8C%EB%93%A4:%EC%9C%A0%ED%92%88%EC%A0%95%EB%A6%AC+%EB%B0%8F+%EA%B0%80%EC%A0%95%EC%A7%91%ED%8F%90%EA%B8%B0%EB%AC%BC%EC%B2%98%EB%A6%AC%EC%97%85%EC%B2%B4&ludocid=14319785683382086254&lsig=AB86z5W13_JQ2Sr9pCbuwU1nUEdy#fpstate=lie
B. https://www.google.com/maps/place/%EC%A7%91%EC%B9%98%EC%9B%8C%EC%A3%BC%EB%8A%94%EC%82%AC%EB%9E%8C%EB%93%A4:%EC%9C%A0%ED%92%88%EC%A0%95%EB%A6%AC+%EB%B0%8F+%EA%B0%80%EC%A0%95%EC%A7%91%ED%8F%90%EA%B8%B0%EB%AC%BC%EC%B2%98%EB%A6%AC%EC%97%85%EC%B2%B4/@37.4337815,126.7878974,17z/data=!4m5!3m4!1s0x0:0xc6ba1935a5b6aa6e!8m2!3d37.4337815!4d126.7900861
C.
https://www.google.com/maps?cid=14319785683382086254
The equivalent of a post on Google My Business is “Публикации Posts publication” in the Yandex Business 얀덱스 비즈니스 디렉토리 ( https://yandex.ru/sprav/companies ).
The hyperlink works just like the captured image below. Please make use of it.
This is the part where you can add owners, managers, users, etc. I don’t know yet if I can add an owner.
Q. How to check if a business is registered in Yandex Business Directory
A. Enter the business name on the search page ( https://yandex.com/sprav/search ), specify the region, and click Search.
Q. I can’t get a verification code because the company changed my phone number.
A. If your business profile contains the wrong phone number, Yandex.Maps will find your business. Click Edit Information and enter a valid phone number. After a while, the information in the Yandex business directory will be updated and you will be able to receive a verification code. Note. Check the changed phone number in Yandex.Maps. Make sure your current phone number is also listed on the official website or social media page.
Write the business name in English and add it in Korean.
귀하의 네트워크는 offline상태입니다. offline인 경우에도 저희 app은 사용 가능합니다.