/// <summary>
/// 通过产品数量或者拼音查询产品信息
/// </summary>
/// <param name="num">拼音或者数量</param>
/// <param name="flag">1->拼音; 2->数量</param>
/// <returns></returns>
public List <ProductInfo> GetProductInfoBySpellNum(string num, int flag)
{
return(dal.GetProductInfoBySpellNum(num, flag));
}
