Same need here. Anyone who can provide Factory file for CP3648A
cm2 logs
Patch Level: 9.0.095.P1.200319.cp3648A
  Display ID: 9.0.095.P1.200319.cp3648A release-keys
  SW Version: buildfarm03191759
  Ver. CodeName: REL
  Ver. Release: 9
  Sec. Patch: 2020-02-01
  Build Time: 19/03/2020 09:59:30
  Product Model: cp3648A
  Product Brand: Coolpad
  Product Name: full_cp3648a
  Product Device: cp3648a
  CPU: arm64-v8a,armeabi-v7a,armeabi
  CPU: armeabi-v7a,armeabi
  CPU: arm64-v8a
  Product Manfct: Coolpad
  Product Info: cp3648a
  SW: full_cp3648a-user 9 9.0.095.P1.200319.cp3648A eng.buildf.20200319.180030 release-keys
  Product Board: cp3648a
  Board Platform: mt6761