Shandong Ziwu International Co., Ltd. was founded in 2014, is a technological dicversification of private enterprises that focus on developing of agricultural tires, agricultural machinery and new product. The company set of scientific research, technology, production, sales and service in one, the production base is located in Shandong Gaomi Kang Zhuang Industrial Park, the geographical position is superior, the traffic is convenient.

Since its establishment,, with professional technology, strong strength and perfect after sale service system, Shandong Ziwu International Co., Ltd is the domestic leading level in various agricultural tires, agricultural and forestry machinery research and development and application. Complete quality supervision and quality assurance system, provides the quality guarantee excellent product, the technical performance of products in the international market widely recognized. At present, Pengrun has formed a series of agricultural tyres, industrial tyres series, engineering tire series, 200 specifications, more than 1000 varieties. The company also committed to the agricultural machinery research and development, the production, the leading product for the "Telstar" PR41 - 201 series walking tractor, 18-200 horsepower four wheel tractor and harvest, planting, cultivation of various kinds of farm machines; road rollers, loaders, excavators and other engineering machinery etc..

After several years of unremitting efforts, the annual export volume of the company accounted for 90% of total output, the products sell well in Southeast Asia, South America, Europe, the Middle East, Africa more than 30 countries and regions, and with good reputation and quality products and services to occupy a better share of the market, and many customers have established stable and long-term cooperative relationship.