HuaeastA certain chemical plant has been engaged in the production of metal complex dyes for many years[Used for leather]At the end of last year, the project technical leader of the company contacted us at Haiyi Technology for production and sales. They have a refrigeration process that requires liquid ammonia, which is prone to volatilization and leakage. Ammonia is toxic to the human bodyknowIs the ammonia gas on site safe,Therefore, it is necessary to install an ammonia gas detector with sound and light alarm on site,After communicating and understanding this requirement, give it to himPump suction ammonia gas alarmMIC100--NH3，They said they want to compare prices, be honest, and test to prevent leaks.We have been in contact for several days and they have compared several companies. They said they have compared with companies in Nanjing, Shanghai, etc. and still think our product looks good, so they chose itHaiyi, after useI am indeed very satisfied.