Downtown. A wedding company refers to a professional organization that can undertake the implementation of wedding planning. Wedding companies in Chongqing are mainly concentrated in downtown areas, because this area has the largest passenger flow and the most developed economy. Chongqing, referred to as "Chongqing", is also known as the mountain city. It is one of the important national central cities approved by People's Republic of China (PRC) as a provincial administrative region, municipality directly under the Central Government, national central city, megacity and the State Council.