Early pregnancy test paper with one deep and one light suggests a weak positive, may be pregnant, but also need to be combined with blood HCG (human chorionic gonadotropin) test to assist in the diagnosis. Early pregnancy test paper is an easy and quick way to determine whether you are pregnant during early pregnancy, when women of childbearing age have overdue menstruation, you can use morning urine under the guidance of a doctor to test. When the test paper display area appears a dark and light two red lines for weak positive results, suggesting that may be pregnant, but also follow the doctor’s instructions for blood HCG test to confirm the diagnosis. After intercourse during ovulation, the fertilized egg starts to secrete HCG about 1 day after it is deposited, so when the early pregnancy test paper indicates one dark and one light, it can be combined with the blood HCG level to assist in clarifying the early pregnancy and ultrasonography should be carried out at about 6 weeks after menopause to confirm intrauterine pregnancy.