Bulgaria Air is the national airline of Bulgaria, founded in 2002 and headquartered near Sofia Airport, with its hub airport being Sofia Airport.

Bulgarian Music Online is a famous Bulgarian music website that collects the best Bulgarian music in the field of pop songs, classical music, folk songs and more. The site is available in both Chinese and Bulgarian and supports downloading Bulgarian music in MP3 format in addition to the online service.

This website is the official website of Bulgarian Tourist Board, which provides useful information on Bulgarian tourism, tourist attractions, destination cities, natural scenery, local customs, food and drink, transportation information, accommodation information, etc. information.

Foppa Games offers a wide variety of free games for gamers around the world, including: classic arcade games, various popular online games, board games, kids games, action games and puzzle games. The game network has a rich and comprehensive range of games worldwide, and also provides a platform for users to exchange games.