A test car made by the electric car startup fell from a third-floor car park in a Shanghai building, killing two people, China's Nio said in a post on the Chinese Weibo website on Thursday. CNBC website.

Two employees of the Chinese company who were testing the car were killed in the accident, which occurred the day before yesterday.

"Neo" said that it immediately launched an investigation into the incident in cooperation with the Public Security Department.

The company published these details in a post on Weibo, a Twitter-like service in China, but deleted the "tweet" just minutes after it was posted.

"Neo" said - after conducting an on-site analysis - that it can be tentatively confirmed that the accident was not related to the car itself.

In the new tweet, the company confirmed that the accident was "accidental" and was not related to any technical problems in the car.

Neo did not respond to a request for more details about the incident or why the first tweet was deleted.

Videos circulating online show a medical team trying to rescue the passengers in the car.

"Neo" said it had formed a special team to help the families of the deceased deal with the repercussions.

And last year, a person died in a Nio ES8 while using the car's semi-autonomous driving features known as the Navigate on Pilot.