Beijing E-Town sues US firm Applied Materials alleging trade secrets leak

BEIJING: Beijing E-Town Semiconductor Technologies, a semiconductor equipment firm backed by Beijing’s government, on Wednesday said it has sued U.S. chip equipment supplier Applied Materials over alleged trade secrets infringement.

Applied Materials had illegally obtained and used Beijing E-Town’s core technology secrets related to plasma sources and wafer surface treatment, the Beijing-based company said according to a filing on the Shanghai Stock Exchange.