With level 9, you are entering the Advanced level. Your vocabulary has doubled again to 2500 words and your fluency has increased almost to the level of a native speaker. Although at a moderate speed, you can now read most simple Chinese books and articles in newspapers or magazines. You can enjoy Chinese movies and TV programs and express yourself accurately and hold speeches.
As you also can understand and use typical Chinese structures and sayings, and know about Chinese history and culture. There is not much that hampers your communication anymore.