Qingdao Oxytek Medical Technology Co.,Ltd. is fully owned by GBA Oxy-Tech. We are specialized in designing and manufacturing high quality portable oxygen concentrator.Our factory occupy nearly 12,000 square meters totally with 100 well-skilled workers. Since the establishment, we have built a professional technical group for quality control and innovation development. With the powerful management and QA & QC team, we always provide high quality products without shipment delay to meet the demands of the market.Lovego. Go along with Lovego!