In February 2018, the patent consultancy division of He Xiang Hui Zhi Information Technology Group Co., Ltd. Released the Report of Statistical Analysis on Patent Conditions of Central Enterprises in 2017 . The patent conditions of central enterprises in 2017 are as follows: The patent application publication number of the central enterprises owns relatively high concentration, with State Grid Corporation of China (SGCC) accounting for 20% of the total publication number; The valid patent number of the central enterprises declines and patent quality needs to be advanced; The publication number of PCT patent application of the central enterprises increased 6.55% on a year-on-year basis, with the oversea arrangement constantly strengthened; CASC took the lead in patent value of the central enterprises; China National Nuclear Corporation(CNNC) witnessed the success of innovation competition on 3D sand table.

Source: IPR in China