factory wholesale spot primary and secondary school students campus no. 5 pvc football children no. 3 no. 4 training competition machine sewing football
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足球出厂前先会充气48小时测试检测,然后放气打包。客户收到足球后充气前请先湿润球针后在缓慢插入气嘴进行打气,充气要注意充气不易过多,足球在不使用请勿在太阳下暴晒,这样会导致球体变形内压强变大影响使用充气注意事项