How many types of radiation devices do industrial X-ray flaw detectors belong to? In addition, Guangzhou, Zhuhai, Jiangmen and other Pearl River Delta region where to do the radiation environmental as

How many types of radiation devices do industrial X-ray flaw detectors belong to? In addition, Guangzhou, Zhuhai, Jiangmen and other Pearl River Delta region where to do the radiation environmental assessment of industrial flaw detection Industrial X-ray flaw detectors generally belong to Class II radiation devices. According to the "Construction Project Environmental Impact Assessment Classification Management List", the use of Class II ray device is to entrust the EIA company to prepare the environmental impact report form, to the provincial environmental protection department for approval, get approval before construction. As far as I know, Guangdong Province can do this radiation EIA and specializing in radiation safety license for not many companies, I know of a company called "nuclear technology - Guangzhou Star Ring Technology" in the company to do, our company has had previous cooperation with them