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(Morning News) Reuters on Sunday (September 11) quoted several people familiar with the matter.Restricted measures.

The informed person who is unwilling to be named said that the new restrictions released by the US Department of Commerce in October will be written to KLA Corp and Lam Research earlier this year.CORP) and Applied Materials Inc are based on the provisions of the three American companies.

This news media has not reported before.

Reuters pointed out that the US Department of Commerce stated in the letter that the company was prohibited from the company's export chip manufacturing equipment to the Chinese factory export chip to the production of advanced semiconductor below the Asian 14, unless the seller obtained the permission from the Ministry of Commerce.

Ke Lei, Fanlin and Application Materials Company publicly acknowledged the letter from the Ministry of Commerce.