Micro pumps are widely used, micro pumps have been commonly used in aquariums, footbaths, coffee makers and other civilian manufacturing, small vacuum pumps are widely used in the gas / water quality and other analytical instruments, PM2.5 detection, 3D printers, medical equipment, health care and beauty equipment, automation equipment, object adsorption, military automation equipment and other industrial equipment manufacturing, for many mechanical equipment, small pumps belong to the main components, its importance is self-evident, so the current Chengdu Hailin is very focused on product development, determined to put the main uses of small pumps. Equipment and other industrial equipment manufacturing, for many mechanical equipment, small pumps belong to the most important parts, its importance is self-evident, so the current Chengdu Hailin very much focus on product development, determined to make the product more refined and more reliable.