We are the largest manufacturer of meteorological balloon in China with an annual output up to 1, 000, 000 pcs; as designated supplier of the China Meteorological Administration and Chinese Army Meteorological Service, our Hwoyee series meteorological balloons have showed good quality and excellent performance under various weather conditions and in different regions.High quality is the premise and guarantee to win the market, based on requirements set by the GB/T19001-2000 (idt9001:2000) quality system and supported by its state-of-art equipments and technologies, Hwoyee meteorological balloon will sure be the best choice of you!