Thehilwe 2004, teng ka Qingshan Industrial Park ba motse Hangzhou Chaena, Hz DRYAIR e se ho fana ka setshehetso se tharollo tikoloho le tsamaiso ea le tshebetso phahametse tsa Chaena sesole & Aerospace thepa le tse ling tse ngata dikopo ntlhobolisa fetang 10 years.It koahela e leng sebaka se ea 15000 limithara tse lisekoere le nang le basebetsi ba fetang 160, tse akarelletsang 5 baenjiniere phahameng, 1 Doctor e isa tekanyong graduate, 5 Mong'a lengolo la graduate