NINGQIANG, Shaanxi - Chinese President Hu Jintao wished quake-affected kids a happy holiday ahead of Children's Day in northwestern Shaanxi Province, also heavily hit by the May 12 earthquake.

Chinese President Hu Jintao (C) sends stationery to children and wishes them a happy Children's Day in a tent school in Jinshansi Village, Guangping Town, Ningqiang County, Shaanxi Province, northwest China, May 31, 2008. Hu Jintao arrived in Shaanxi Province on Saturday morning to oversee quake relief operations. [Xinhua]

    On Saturday morning, Hu arrived at Ningqiang county, neighboring to worst-hit Sichuan Province.

    A magnitude 5.7 aftershock hit Ningqiang around 4 pm on Tuesday, leaving at least one injured, 860 houses destroyed and 3,100 damaged, adding up the damages.

    Almost all the 340,000 locals in Ningqiang County were urged to live outdoors amid fear of possible aftershocks.

    At Jinshansi village, almost all houses were flattened and villagers were living in tents for days.

    As the Children's Day falls on Sunday, Hu went into a tent school in the village to condole the kids suffering from the quake.

    "Today you have to study in the tent. But I promise you to help you build a new school. You will be sure to have a better classroom," he said after children stood up together and greeted him.

    Then the President picked up a chalk, wr