收养16 years old boy，just 失去亲父, how to申请?

SunnyBay

收养16 years old boy，just 失去亲父, how to申请?收养16 years old boy，just 失去亲父, how to申请到加拿大? 母亲失去监护权，以后不可能申请到加拿大探亲的机会。
  i9 A2 Y# V. l: {* K" k
! L# E3 {/ m3 G3 VI have one girl and one boy myself.

Any one might know how to do this or help? How to do the paper work in China?
+ G  e7 b, {' z, Q) Q
! }" V) O/ k) J; ^3 J: X3 EThanks first.