Shandong Onar Refrigeration Technology Co., Ltd. is a national high-tech enterprise that integrates research and development, production and manufacturing, sales, installation and commissioning, and international trade of refrigeration equipment technology. Its main products include air coolers, evaporative cooling, single freezing equipment, compressor units, insulation boards, and cold storage doors. The market scope covers industries such as food, meat, aquatic products, fruits and vegetables, medicine, catering, logistics, education, and chemical industry, providing professional one-stop solutions, product production, and engineering construction services for slaughtering, food deep processing enterprises, and cold chain logistics enterprises.