18 to 20 November 2020，The 8th annual conference of Physical and Chemical Inspection in the Central and Western regions and experience exchange meeting for Laboratory Directors （Hereinafter referred to as: communication meeting）sponsored by the joint Committee of physical and chemical inspection in the central and western regions was successfully held in Chongqing Jintong Conference Center.Physical and chemical inspection experts, scholars, physical and chemical inspection workers and Manufacturer's representative from The Physical and chemical Inspection Professional Committee of Mechanical Engineering societies from Shaanxi, Gansu, Ningxia, Xinjiang, Sichuan, Chongqing, Yunnan, Guizhou, Henan, Hubei, Hunan, Anhui and other parts of the country Participated in this communication meeting.

As a manufacturer, Riesenbao was also invited to attend the conference，Between meetings，The attending scholars and teachers visited the booths set up by the manufacturers。The products of Riesenbao also attracted the attention of some attending scholars and teachers，And through the meeting staff introduced to understand such as the new ultra-high pressure system、remelt furnace and other products. They gained some insight into the products of Riesenbao, and expressed the hope that they would have the opportunity to try out  instruments and make samples.