Our company manufactures four kinds of famous machines: hydraulic yest pump serise, extinghusher filling serise, pipe locking serise and metal band sawing serise. Being the specialized enterprise in manufacturing hydraulic test pump of original Ministry of Machine Building and Electronic Industry, our company has been manufacturing the Hydroulic Test Pump since 30 years ago. Under the help of high school, we have created high-precision dry-powder automated filling machine, N2 filling machine, CO2 filling machine, fire extinguisher dry box, fire extinghisher airtight test box, fire extinghisher check device. And the high-precision dry-powder filling machine and CO2 filling machine are advanced in this field, compared with machines manufactured by other countries. To meet the market, we created the high-precision dry-powder automated filling product line which filled the national blank. Multi-functional locking pipe machine can satisfy the buckle pressing of the ?6-?51 through diameter rubber tube assembly, having small volume, light weight, many functions, quick opening die, easy to operate, easy maintenance etc advantages.Meanwhile, it has rapid stripping skin and mounting core functions.Our metal cutting band sawing machine runs in high efficiency and easy to operate and owns long time to use.