The Consumers International#World Consumer Rights Day is held on March 15 every year, which was determined by the League in 1983. The purpose is to expand the publicity of consumer rights protection and make it be valued worldwide, so as to promote cooperation and exchanges between consumer organizations in various countries and regions and better protect consumer rights in the international context.

Weifang Aobo Instrument Technology Development Co., Ltd. was established in March 2002 with a registered capital of 10 million yuan and an 18 year development history. It is a high-tech enterprise and dual software certification enterprise specializing in the development, production, and integration of flow instruments and measurement and control systems. The company has 28 patents and 11 software copyrights. It has won the honors of "Shandong technology-based small and medium-sized enterprises", "Shandong enterprise cloud service provider", "Weifang City Flow Measurement Instrument Engineering Technology Research Center", "Weifang City Flow Measurement Engineering Laboratory" and other quality certificates. The company has won praise from many customers with independent research and development, leading technology, reliable quality, high-quality service, and good reputation, and has now become a designated supplier for multiple large enterprises

The main products of Weifang Aobo Instrument include: vortex flowmeter, electromagnetic flowmeter, dual channel ultrasonic flowmeter, household Heat meter; MC51 series heat and flow totalizer; GPRS remote meter reading system; Residential heating collection and control system; Unmanned control system for heat exchange stations of heating companies; Steam (energy) IC prepayment intelligent control system; Heating company fee management system; Process DCS/PLC control, metering, and automatic filling system; Large enterprise energy process detection and control system, etc.