Xi came among space scientists at the command center in Jiuquan, shook hands with those participating in the program and sent his warm greetings to them.
The directive said some departments and localities have built government office compounds in violation of regulations.
"Some quake-affected families have tried all means to have new babies. Some succeded even in their 40s, but some are not so lucky," said Zhang Xun, a doctor in Huaxi No.2 Hospital in Sichuan.
The outstanding amount of cash in circulation (M0) reached 5.56 trillion yuan by the end of April, up 10.8 percent from one year earlier.
The European Commission, the EU's executive arm, backed a proposal this month to impose punitive tariffs averaging 47 percent on imports of Chinese solar panels to prevent alleged "dumping" in the European market. Also this month, it proposed opening anti-dumping and anti-subsidy investigations into mobile telecom equipment imported from China.