The image shows a tall, white banner with the text "20th Anniversary" written in bold, colorful letters at the top. Below the text, there are various icons representing different social media platforms such as Facebook, Twitter, Instagram, and YouTube. The banner also mentions that the event is taking place in Colombo, Sri Lanka on September 30th, 2018. 

The banner is decorated with colorful triangles in different colors, including red, orange, yellow, green, blue, and purple. The background of the banner is white, and there is a red carpet on the floor in front of it. On the left side of the image, there is another banner with a green and white design, and on the right side, there appears to be a wooden door.