Qatar Airways, Doha, Qatar, founded 1993.  
# 1(maker helios), #2(no instructions), #3(maker CNT), #5(no maker):

  -                      #8/#10,                                    #11,                                              #12:

-            #13(tongue 10,5cm)/#14(tongue 11,5cm),                   #15,                   #16:

Qantas, Botany Bay City, Australia, founded 1920.            -    #1:

#7,                             #2                and                 #8b(as well #16 different rear):

Promotion Bag BF99,             #4,                   #5,                              and               #10:

Qantas, Promotion bag Code Q4a;     #17, about A4-size,  front and rear :

#Q1,                                 #QF03,                  #BR99,                      and        #CA19:

  #12,                                        #21:

Qazaq Air, Almaty, Kasakhstan, founded 2015.   -   #1:

Fars Air Qeshm,  Qeshm, Iran, 2006-2015 renamed as Qeshm Air.  -   #2:

Qeshm Air, Iran, founded 2015 be renaming from Fars Qeshm.  -   #6,            #7(diff maker):

Qingdao Airlines, Qingdao, Shandong Prov., P.R. China, founded 2014.  #1: