As the manufacturer and exporter of NDT equipments, Aolong Radiative Instrument Co., Ltd. has developed and manufactured nearly one hundred kinds of products (x-ray machine). In 1964, Dandong Instrument Factory, the former of Aolong company, produced the first industrial x-ray flaw detector in China. In 1965, produced the first x-ray diffractometer and Crystal direction finders in China. Since then, Aolong has been developing and producing...
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