About Us


Our History 

Ningbo Sunplast Pipe Co., Ltd has been focusing on manufacturing of plastic piping systems for more than 15 years. We started the business as a micro factory which had less 5 workers & only one extrusion line for 20-315mm HDPE pipe, but now, we have been growing to be a modern international factory owning three manufacturing workshops & more than 200 workers. Equipped with world advanced pipe extrusion lines and injection machines, the company’s annual output of plastics reaches over 15000 tons.


Today, SUNPLAST has been one of the leading manufacturer & provider of plastic piping systems in China, such as HDPE pipe, HDPE pipe fittings (including: HDPE butt fusion fittings, HDPE electrofusion fittings, HDPE socket fusion fittings & PP compression fittings),  Multi-layer pipe (including: PEX-AL-PEX pipe, PERT-AL-PERT pipe, PE-AL-PE pipe), Multi-layer pipe brass fittings, PPR pipes, PEX pipes etc. The company has set up sales offices throughout the china and SUNPLAST piping has been exporting to more than 30 countries in worldwide.



Our Products

SUNPLAST can provide more than 150 different products of plastic pipes & fittings, which are mainly for water, gas & heating, comprising six categories: 
※ HDPE pipe.
※ HDPE pipe fittings, including: PP compression fittings, HDPE butt fusion fittings, HDPE electrofusion fittings, HDPE socket fusion fittings.
※ HDPE pipe welding machine, including: HDPE pipe socket fusion welding machine, HDPE pipe butt  welding machine, HDPE electrofusion machine.
※ Multilayer pipe, including: PEX-AL-PEX pipe, PERT-AL-PERT pipe, PE-AL-PE pipe 
※ Multilayer pipe brass fittings, including: brass compression fittings & brass press fittings. 
※ PPR pipes & fittings. 


Product Applicant
SUNPLAST pipes & fittings are mainly used for:
※ Drinkable water plumbing system: HDPE pipe & fittings for cold water, multilayer pipe (PEX-AL-PEX pipe / PERT-AL-PERT pipe) & PPR pipes and fittings for cold & hot water 
※ City water sewage / drainage system: HDPE pipes & fittings 
※ Dredge work & mining: HDPE pipes & fittings 
※ Gas system: HDPE pipes & fittings for outdoor gas, PE-AL-PE multi-layer pipe for indoor gas 
※ Underfloor heating system: PEX-AL-PEX pipe, PERT-AL-PERT pipe, PEX pipe   



Our Exporting Markets

Thanks to superior quality all the time, SUNPLAST piping products have been becoming the first choice to our customers. Now, we've establishing a close & long business partner relationship with the customers from more than 30 countries, and more & more positive feedback we received from our customers regarding to the quality.


SUNPLAST will be sticking to the managing guideline of “quality is life, technology is leading force, client’s satisfaction is ultimate target” all the while, we warmly welcome the customers from abroad to inquire to us, and build a "win-win" business relationship together.

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Why choose us? 

☑  Rich experience on manufacturing plastic piping systems, we are an expert in this industry.

☑  Complete plastic piping systems can be provided, you will always find the right solution here.

☑  Strong after-sale term supports to provide professional guide for installation.

☑  By using top quality raw material, with long warranty time on quality.

☑  Short lead time to satisfy your urgent need request.

☑  Quick reply for your inquiries within 12 hours.

☑  OEM service available to support a good sale in customers' market.