GRGTEST(SZ:002967) Jin Rong Jie·2025-06-20 07:47Group 1 - The State Intellectual Property Office of China has published a patent application by the Broadcasting and Measurement Testing Group Co., Ltd. for a device and method to measure the air distribution ratio of automotive air conditioning outlets, indicating innovation in automotive air conditioning technology [1] - The patent includes multiple measuring devices connected to various automotive air conditioning outlets, featuring components such as pressure gauges, temperature and humidity sensors, and an anemometer to assess airflow [1] - This invention allows for simultaneous measurement of airflow at different outlets, enabling performance evaluation of automotive air conditioning systems [1] Group 2 - Broadcasting and Measurement Testing Group Co., Ltd. was established in 2002 in Guangzhou, with a registered capital of approximately 583.25 million RMB, focusing on professional technical services [2] - The company has invested in 30 enterprises and participated in 5,000 bidding projects, holding 119 trademark registrations and 552 patents [2] - Broadcasting and Measurement Testing (Chongqing) Co., Ltd. was founded in 2017 with a registered capital of 50 million RMB, primarily engaged in the manufacturing of chemical raw materials and products, participating in 44 bidding projects and holding 26 patents [2] - Broadcasting and Measurement Testing (Qingdao) Co., Ltd. was established in 2018 with a registered capital of 20 million RMB, focusing on professional technical services, participating in 23 bidding projects and holding 23 patents [2]