With the recovery of world economy in 2010, the businessed in the capital city in China has quietly picked up, and ushered in the climax of all kinds of retail expansion. It is reported that Rainbow Department Store, which is the leading retailer in Shenzhen city, will open its 39th store in Chaoyang District, Beijing in April this year, following the successful trial run in Xuanwu District, Beijing. The new store will locate in the Master Building in Chaoyang District. The opening of the new store will set off a new round of retail sales war in the capital city.