Japan\u0027s non-ferrous metals giant Mitsubishi Materials Co., Ltd. announced on the 23rd that its affiliates Mitsubishi Cable Industries and Mitsubishi Copper have tampered with product data fraud, the affected enterprises reached 258. According to the announcement, rubber seals manufactured by Mitsubishi Electric\u0027s Keihin Island Co., Ltd. between April 2015 and September 2017 were found to have tampered with data, amounting to about 270 million and involving 229 customers. Among them, there are 70 aerospace customers. The product is widely used in automobiles, ships, aircraft engines and other equipment. Unqualified products related to the Japanese Self-Defense Force ships and aircraft engines. Mitsubishi Extend Wakasugi Wharf October 18, 2016 to October 17, 2017 production of copper products exist data tampering, the problem of copper products reached 879 tons, involving 29 customers. The material is mainly used in the automotive industry, Mitsubishi extension of the most important intensity data tampering. This is the Japanese manufacturing companies once again exposed the data fraud scandal. Prior to the Kobe Steel has also been exposed product data fraud, Nissan, Subaru is exposed "Qimen door", Japanese companies have been proud of product quality control has repeatedly been questioned by the outside world. Some analysts pointed out that the data fraud in the Japanese non-ferrous metals industry to enlarge the risk.