根据产字（2013）008号通知：                                                                                                                                                            一、中厚板：价格上浮50元/吨。现Q235A/B 14mm-25mm出厂价为2990元/吨。                                                                                 上述为不含税价格。                                                                                                                                                                             本通知自2013年7月23日零时起执行。