Shanghai Chuanna Experimental Instrument Co., Ltd. is a professional experimental instrument and equipment enterprise that integrates production, research and development, sales, and after-sales service. Our main products include low-temperature and constant temperature instruments, ultrasonic instruments, box type instruments, pre sample processing instruments, ice making and refrigeration instruments, laboratory supporting instruments, etc. The sales network covers all parts of the country, and the products are exported to foreign countries, highly favored and praised by customers. It is a supporting production base for scientific research institutions.