Hoʻokumu i ka makahiki 1950, Qingdao aey Co., Ltd., mua Qingdao aey Hana Hou, i ka ike o ka oi ma mua o 60 makahiki i loko o ka? Iecaianoaaiiie o kaula a me ka uwea, a me ka mea i kāinoaʻia ua hoʻokuleana 'o "qing Kai", "qing Lan".
E like me ka hana o High a me New Technology o Kina, Qingdao aey Co., Ltd. Ua ua manufacturing kiʻekiʻe kona mea e like me nā huahana me ka holomua? Ieaoa eiaaioa? A piha nana kani. Ke anaina, ua hookoia ka palapala o ka apono ana o ISO9001, ISO14001, OHSAS18000, a ua hooiaioia e ka multinational poʻe o GE, Motorola, etc. kekahi mauʻano o nā huahana i kāheaʻia ma ka American Ul a me Pake CCC. Ke anaina ke paka, a hoʻomōhala huahana ma e like me ka mau hae me GB, IEC, Ul, JS, VDE, SAE, a me na purchasers 'koi like hoʻi.