SEOUL, June 30 (Reuters) - A South Korean chip executive imprisoned over industrial espionage charges rejected allegations he had sought to build a copycat chip factory in China with sensitive information developed by Samsung Electronics. Choi is in custody at a detention centre in Suwon, a city south of Seoul where Samsung has its headquarters. Neither Foxconn or companies contracted build the Samsung plant were accused of any wrongdoing. A NAND flash chip is a storage chip that retains data even when a device is turned off, unlike a DRAM chip which loses data when the power is off. "What we were planning to build was a R&D fab and there is no R&D fab at (Samsung's) Xian plant.

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Persons: Choi Jinseog, Choi, Taiwan's Foxconn, aren't, Foxconn, Kim Pilsung, XIAN Choi, Roh Hwa, Kim, Heekyong Yang, Josh Ye, Ben Blanchard, Miyoung Kim, Lincoln Organizations: Samsung Electronics, Reuters, Prosecutors, Samsung, Hai Precision Industry Co, Thomson Locations: SEOUL, Korean, China, KS, Xian , China, Suwon, Seoul, Xian, Qingdao, South, Hong Kong, Taipei