Hisense (shandong) air conditioning co., LTD is one of the earliest enterprises in China devoted to the research and development, production and popularization of frequency conversion air conditioning. It is a professional enterprise integrating the research and development, manufacturing, marketing and technical service of air conditioning technology. Over the years, the company has always focused on the technical innovation of frequency conversion air-conditioning, the improvement of product quality and the iterative upgrading of the industry, led the establishment of the national standard of frequency conversion air-conditioning in China, broke the foreign monopoly on the core technology with independent innovation, and enjoyed the reputation of "frequency conversion expert" in the air-conditioning industry. The company adheres to Hisense Group's development policy of "technology-oriented enterprise steady management", and has two R&D centers in Qingdao and Shunde, and three production bases in Qingdao, Huzhou and Jiangmen. Through continuous investment and innovation in the field of frequency conversion air conditioning, hisense walk in the forefront of the Chinese frequency conversion air conditioning industry development, independent masters 360 ° full dc frequency conversion technology, dual mode frequency conversion technology, QSD rapid start frequency conversion technology, single chip double dc uhf PFC control technology and so on nine generation of intellectual property rights of frequency conversion technology, master the FPA purification technology, HIFD electrostatic dust collection technology, the PLC intelligent remote control technology at home and abroad, such as leading technology, innovation provide people with 360 ° wind, cloud technology, AI somatosensory tracking TM technology, a new generation of intelligent technologies such as With more than 3,000 national, upgraded and municipal scientific research achievements and more than 2,000 technical patents, the company has won the right to speak in the market competition of frequency conversion air conditioning with its solid technical strength, leading China's air conditioning products to more energy-saving, intelligent, healthy and comfortable mainstream consumption direction of innovation and upgrading. With the industrial goal of "innovating frequency conversion, strengthening frequency conversion, leading frequency conversion", the company has always maintained the momentum of steady development.