Why did Xi Anhuayuan Blue Sea City Phase V give away 20 square meters?

Xi 'an Garden Blue Sea City Phase V presented 20 square meters as an activity. Huayuan Blue Sea City Phase V, located in Weiyang, Xi, was built by Xi 'an Tang Ming Palace Real Estate Co., Ltd. The activities were all hardcover rooms, with an average price of about 7,000 yuan and a gift of 20 square meters. The most important thing is the room, which belongs to a large mature community with 2239 houses. The residential property company is a Beijing Sheng Rui property service company.