No ,its not owned by china. Reddit is a web-based social news site that aggregates web content ratings and discussion sites. Registered members submit content such as links text posts and pictures to the site which are voted by other members and you can google to see that this is still american company. The Chinese company that got bought by Reddit is called Yishan Wong.
China is not the only country where the government censors the internet.
You can still find many Chinese products on Amazon.
Most Chinese products sold on Amazon are produced in China.
Reddit is an American company.
If you are going to accuse someone of lying, you should learn how to do it properly.