SUNIL INSTRUMENT CO., LTD. is manufacturing and researching for level instruments and control system as marine equipment maker during 20years and is mainly producing sensor and system related to Pressure and Temperature Level measurement especially. We also have obtained necessary marine certification for our products and on the basis of verified best quality, our product has been providing to almost of domestic shipbuilding company and exporting to oversea shipbuilding companies such as Japan, China, Taiwan, and Singapore.