Yuyao Kaiyuan Instrument Fittings Factory was founded in 2000, is a professional manufacturer of all types of fire extinguisher gauge,Located near Ningbo and Shanghai, we enjoy convenient water, land and air transportation.Our company has more than 20 years of production experience,covering an area of 5000 square meters ,employs more than 130 workers and has a lot of advanced automation equipment.We strictly follows ISO9001 quality Management systerm standard and cooperate with many famous fire extinguisher manufacturers in China .Our annual production capacity is 40 million,Occupy the larger market share of the industry, so that we gradually become a very excellent manufacturer in the industry .Our products are not only very popular in China, but also exported to South America, North America, Europe, Southeast Asia, the Middle East, Korea and other countries and regions.Since its establishment,we have always adhered to "quality of products in order to survive, credibility and development services" business purposes.We hope to cooperate with more customers for mutual development and benefits. Welcome potential buyers to contact us.