Most transactions in 2007 are concentrated at Serenity Villa,with low market entry prices. Most transactions in 2008 concentrates at few early projects at Start-Up Area,with average transaction price around 12,000 RMB/㎡.After the big explosion in Tanggu in 2015, in 2016 and 2017, the eco-city housing market was in short supply. Developers started to raise prices and the transaction volume decreased. Affected by the transaction structure, transactions in 2016 were mainly concentrated at Binhai Tourist District and North District Powerlong town, 力高阳光海岸项目 which lowered the overall average transaction price. In 2017, the market supply was mostly high-rise and bungalow products in the Start-Up Area and the average transaction price reached 15,486 yuan / ㎡.It is estimated that the new supply of residential housing in the eco-city area will be 1.01 million m2 in 2020, and the transaction area is expected to be 821,000 m2 in 2020, with a transaction price of 15,337 RMB/㎡.