All tire products listed on this site that display the Yuan Zheng logo are manufactured by our plant in China. The company is the key enterprise in China's tire market and employs a staff of 2,000, including 562 professional technicians. The model factory was built four years ago and utilizes the most modern machinery; the steel radial ply tire project currently under construction adopts advanced technology and equipment that lays a solid foundation for development of hi-tech industrialization aimed toward global competition.

In addition to the Yuan Zheng brand, we also manufacture the following three private brands: PORTEX, URBEX and PRATCO. Identical Premium Quality Tires for different geographical regions.

Focusing on quality and technological innovation, the company has established a scientific and strict quality assurance system that pushes the main technical specification of their products to the globally advanced level. The company received their ISO 9002 Quality System Certification in 1998; Yuan Zheng Tires are also INMETRO-BRAZIL certified, ECE (European Union) approved, and DOT approved by the United States Department of Transportation's Federal Highway Administration.

Heavy-duty truck, light-duty truck, and agricultural tires are among the different types of quality products made under the Yuan Zheng brand name ... a brand that encompass 4 quality tire series built to over 50 specifications!

XTIRE, INC. has special production and distribution agreements for the Yuan Zheng brand in the most important markets over the globe which, at the same time, are most demanding regarding tire quality standards.