Founded in 1991, Located in Yinzhou Center Zone of Ningbo, Zhejiang, Our company is specialized in manufacturing and selling all kinds of stainless steel hose, ripple compensator, electret microphone.

With strong strength, perfect management, our company has more than 100 staffs, among which there are 80% having college degree.

Since recent years, Our company has been more stronger through all stuffs' hard working. With advanced technology, complete testing device and a lot of high qualified technician ,we can undertake customer's order within short time and deliver in time. The "shuangli" brand stainless steel hose and ripple compensator are widely used in the field of electric power, petroleum, chemistry, construction, medicine, food, tobacco and etc. We research a set of design software upon combination of American standard by ourself. We can supply our client with door to door service.

Our products sell far to all over the country and gain high reputation from our customers for high quality, all complete variety, reasonable price and in-time delivery. We are award "excellent supplier" by many customers.

Our quality motto is that "Meeting customer's requirement is our permanent purse ". Upon "Honest, Respect, Innvation ", We trust that we can create resplendence in future and occupy more broad market.