In the morning of May 16th, as the Fujian Provincial Quality Supervision Bureau started to commemorate the nineteenth "world metrology day"

In May 20th this year, it was the nineteenth world measurement day. The State Administration of supervision and administration, the China Science and Technology

Liu Xiaohua, director of China's Equity Association, Liu Xiaohua, Secretary General Qi Rudong, vice secretary Xiao Hui, Wu Dechang, general manager of Limited