Scientific research ships refer to ships used for special missions such as Marine hydrology, geology, meteorology and biology. According to the characteristics of scientific research, the requirements for ship noise and polar working environment are very high. Therefore, Zhaisheng has upgraded the whole environmental control solution, fully considering the environment and reliability of product operation, and successfully provided air conditioning and cold storage solutions for Xuelong ⅰ and ⅱ. The products have completed various inspection tasks onboard the ship.