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About Us

Ningbo Baodi Plastic Valve Co., Ltd. is professional

China Plastic Valves Manufacturers and Pipe Valve fittings Suppliers

, Sino-foreign joint ventures, locates at economic & technological development zone in Beilun, Ningbo, a beautiful coastal city, with elegant surroundings and convenient transportation. There is a modern and standard plant occupying an area of about 20 thousand sq.m., and a construction floor of about 25 thousand sq.m. It's a professional manufacturer specialized in research, design, manufacture and sales.
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Built-up area

Why Choose Us


We have a strong R&D team,and we can develop and produce Plastic Valve according to the drawings or samples the customers offered.


We are manufacturer, so we can offer the best price and best Valve fittings directly.


We have our own testing lab and the most advanced and complete inspection equipment,which can ensure the quality of the Plastic Valves.


We are located in Ningbo Port area,so it is very convenient and efficient to ship goods to any other countries.

our factory

The company owns the abundant technical force and testing Means, gather the advanced technical advantages and precise manufacture equipments ,assemble a group of the technicians who are capable of researching into;developing and producing the complicateds and machine tools, It Iays asolid guarantee to the equipment quality.


We aim to meet all our customers’ request by best quality and service. Welcome your inquiry and visits!

  • What is a butterfly valve?

    The closing part of the butterfly valve is a disc shape, which rotates around a fixed axis in the valve body to open, close and adjust the fluid channel. Advantage   Simple structure, small size and light weight; Under low pressure, a good seal can be achieved; Easy to open and close, labor sav...

  • What is the difference between plastic diaphragm valve and other valves

    The plastic diaphragm valve is a special form of a shut-off valve. The biggest difference from other valves is that it adopts a structure without a stuffing box; the rubber diaphragm can make the corrosive medium in the flow channel completely isolated from all driving components, thus eliminating U...

  • What is blind flange?

    A Blind flange is round plate which has all of the relevant boltholes but no center hole, and because of this feature this flange is used to close off the ends of a piping systems and pressure vessel openings. It also permits easy access to the interior of a line or vessel once it has been sealed an...

  • Butterfly valve installation attention and maintenance instructions

    Notes on installation of butterfly valves: 1. During installation, the disc should stop at the closed position. 2. The opening position should be determined according to the rotation angle of the butterfly board. 3. Butterfly valves with bypass valves should be opened before opening. 4. The installa...

  • Butterfly valve daily use failure elimination method

    Failures and elimination methods of butterfly valves in daily work: 1. Before installation, please confirm whether the performance of the product and the direction of the medium flow arrow are consistent with the working conditions, and insert and wash the valve cavity, and there is no foreign matte...

  • Simple replacement of PVC-U ball valve

    Most people know nothing about water valve maintenance, so here is just to share our experience, here only applies to PVC-U materials such as ball valves and water pipes.   The first is the preparation work. You need a brand new PVC-U ball valve (about five yuan), a small can of PVC-U glue (abo...