We have a dedicated professional R&D and design team, focusing on the R&D and innovation of diaphragm metering pumps and diaphragm reciprocating pumps, with advanced and unique designs; Achieved comprehensive improvement in the quality of chemical dosing devices and water vapor sampling devices; Every year, multiple marketable new products are launched. We provide over 60 series and nearly a thousand specifications of products. In addition to having nearly a thousand new and old outdoor products in China, we are also sold to more than 30 countries and regions.