February 18, 1985 (Jiazi Eve) in the twelfth lunar month, the central accelerate coastal economic open. Reference February 1985, the CPC Central Committee, the State Council approved the "Yangtze River, the Pearl River Delta and the Minnan Sha Zhangquan Delta regional seminar on the" decision to open coastal economy in the Yangtze River Delta, Pearl River Delta and Sha Zhangquan Triangle region open area.