Ping Liu, Director of Xi Public Security Bureau, this is the news of 200 1 that I finally found.

2001February14 June 15:47 Sanqin Metropolis Daily

"It is the unshirkable responsibility of public security organs to create a good public security environment for the development of the western region," Ping Liu, director of Xi Public Security Bureau, said in an exclusive interview with this reporter on the investment environment of the development of the western region, which is concerned by the representatives of the "two companies".