The reporter found a counter in SEG Digital Plaza and sold this “mobile phone signal jammer” very well. Prices range from $100 to $500, depending on the extent of shielding. According to the little girl guarding the counter, they have opened the counter here for more than a month, and the business is not bad. This cell phone jammer has been selling very well recently, with dozens of units being sold a day. Pranksters also buy it to play…” The reporter also found a lot of sales information about this “mobile phone signal jammer” on the Internet, most of which are advertisements from manufacturers and retailers.

A Shenzhen-based manufacturer called Dezhen even consumes a wall-mounted cell phone jammer that looks like a decorative painting on the wall but includes an antenna and a smart remote switch.

and subjects with more than 3 hours will be tested on January 7th.In order to enhance the safety of the examination, the examination has undergone several changes in the past years: not only the two new subjects have been changed to one question and multiple papers, all open classes are graded by computer, and the mobile phone signal blocker covers the entire examination room to avoid high-tech cheating. It should also be noted that candidates must hold a second-generation ID card to take the test.

In 2013, a total of 271,238 candidates from across the country applied for admissions in Beijing, an increase of 1,683 over the previous year, an increase of 0.6%. It is understood that the changes in the postgraduate entrance examination in previous years include: following the introduction of one question and multiple volumes in “English II” and “Comprehensive Ability of Management Joint Examination” in 2012, “English One” and “Politics” were added. In previous years there was one grade and multiple volumes. Candidates must tear off the “test question barcode” on the test paper and paste it to the corresponding position on the answer sheet, so that the machine can identify the test paper type;