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Why Choose YP Plastic Injection Molders?


Yun Peng is one of the premiere plastic injection molders in the China. Yunpeng has been doing business in Clearfield, Utah since 2000  when it started out with 4 machines and a few dedicated employees.

Today, YP has become an ISO 9001:2008 company and has expanded to a 8,000 square foot facility with nearly 50 machines ranging from 20 to 1200tons. Since its inception,YP has been specializing in hard to mold products and working with virtually every type of plastic. Yunpeng also has an aptitude for working with elastomers, thick walled plastic parts (gas assist), insert molding, engineered plastics, and automation.

YP is centrally located in ningbo .which is perfect for companies looking for a molder that can ship easily and inexpensively to any of the USA and Europe. With years of experience in the field, YP’s employees have run the gamut with various plastic products including, medical, sporting goods, home fashions, consumer grade products, commercial grade products, and many more.

Our services include: 

  • CAD design/mold flow analysis/DFM
  • Custom injection mold, die-casting making
  • Plastic injection molding
  • Prototyping, small volume production
  • Painting, skill printing, assembly


Senfo obtained GMP, HACCP, ISO, KOSHER, HALAL certification and QS production license.

Workshop, raw materials, water, equipment, process, raw materials, inspection, safe and controlled conditions. (video, cut it out)


Senfo performs strict quality control QC and QA quality assurance system.


1st Stage Establishment

In 2000 Yunpeng plastic injection mould Co.,Ltd established in yuyao city China. Mainly responsible for the China market.

In 2008, we have different Injection Machine ranging from 50Ton to 800Ton, including Horizontal&Vertical versions.

2nd Stage Development

In 2010, Due to the growth of international business, We developed International sales department to respond all our oversea business.

Now, we have injection machines from 50T to 12000T and this number is keeping growing. In addition to our Molding Machine we have Temperature Controller and Robotic Part Extractors.