WENLING DONGHAI ELECTRIC TOOLS FACTORY(Zhejiang Monro Machinery & Electronic co.,ltd) located in Wenling, Zhejiang province , which is a industrially development city with convenient transportation . With 20 years of production history, we are committed to professional pressure control development, production and sales. At present, our factory has more than 20 various types of pressure control which used for water pump system and air compressor. Meanwhile,over 10 kinds of pressure switch gained TUV (Germany) , CE (Europe) certificate. 5 kinds had EMC and 2 kinds earned CUL certificate.Owing to High quality and favorable price, our product was highly-regarded in China andexported to countries around the world. As a development,production and sales of family firms,we aim to provide you the best service and the highest quality.