Dandong Zhong Yi NDT Co., Ltd. is a Chinese manufacturer with over 20-year experience for industrial x-ray machines. We have a professional and experienced technical team, to keep our technology improved and new products designed all the time.Micro-wave video control system x-ray pipeline crawler can only be produced in Dandong Zhong Yi Company in China.High-frequency portable x-ray machine can also be produced in Dandong Zhong Yi Company.Our main products: high-frequency portable x-ray machine(can work with DR system directly), x-ray pipeline crawler, portable x-ray machine(work with AC power), DC portable x-ray machine, LED film viewer, densitometer and the main spare parts of x-ray generator. Dandong Zhong Yi NDT Co.,Ltd are trying best to offer products with both good quality and good service.Welcome to Dandong Zhong Yi NDT Co.,Ltd anytime!