Talk about a kind of sport. You should say:

What it is?
Whether it is popular?
Who likes it?

Thank you for the opportunity to speak to you. I am sure you will find my talk interesting and informative.

1.
a) If I had to describe a sport, I would choose to talk about table tennis

b) I am not sure if you have played it before. It is more commonly known as ping-pong.

2.
a) Table tennis is extremely popular in China.

b) That is to say, many people of all ages like to play.

3.
a) China is often regarded as the world champions.

b) For example, we often win medals in this sport at the Olympic Games.

There are several reasons as for why I would like to talk specifically about table tennis. Allow me to explain by mentioning some of them briefly.

4.
a) First of all, it is an indoor sport.

b) What I mean to say is that we are able to play it irrespective of the weather conditions. In my hometown, this is important because of the long winters.

5.
a) Secondly, the equipment needed to play table tennis is inexpensive.

b) For instance, you can use any table of a reasonable size. Al you then need is a ball, two bats, and a net.

6.
a) Lastly, table tennis is a sociable sport.

b) That is to say, two or four people can play at one time, while a number of spectators can enjoy the game as well.

7. So, those were some thoughts on my favorite sport.