[expert: with the implementation of the comprehensive registration system, the convenience and efficiency of mergers and acquisitions of enterprises have been significantly improved] the Financial Associated Press, May 30 (Xinhua)-- under the environment of the full registration system, the activity of mergers and acquisitions of listed companies has significantly increased. As of May 29, 144 listed companies have launched major asset restructuring plans so far this year, compared with 51 in the same period last year, according to Wind. Experts pointed out that with the implementation of the comprehensive registration system, the M & An audit process has been further optimized, and the convenience and efficiency of M & A by enterprises have been significantly improved; at the same time, the market ecology has been continuously optimized, and the value of shell resources has decreased significantly. The M & A behavior of rubbing hot spots, speculation concepts and "three high" has been greatly reduced, and the M & A market has ushered in a double rise in quantity and quality. (China Securities News)