With general mobile phone components go cold, fingerprint module market has been an off season in March. Because partial important customers has heavily stocked up before this year, O-film, Primax and TRULY module factories order needs obviously declined in March.Kaifa is still on the list and constantly develops on fingerprint module fields and provides strong manufacturing service for many fingerprint module manufacturers.   Top3 fingerprint chips setup had a great change in March, domestic manufacturers occupy top3.