ZW-trailer is engaged in design, scientific research and development, production and sales of special vehicles. Founded in 1995, the company has become a well-known enterprise in the domestic special vehicle field and a leader of China's Trailer (Special Vehicles) Production Base over 20 years of development and accumulation. The leading products include six series of cargo semitrailer, van semitrailer, Lorry semitrailer, tank truck, dumper and special vehicle in over 140 types, which are popular in domestic market and are exported to international markets. The company is located at Liangshan Industrial Zone, Shandong- China Trailer Special Vehicle)Production Base, and occupies an area of 220,000 square meters and a building area of 80,000 square meters. Now, the company owns a staff of more than 1,000 people, and achieves an annual production of 20,000 special vehicles of different kinds. The company boasts advanced technical equipment, perfect detection means, and Provincial Special Vehicle R&D Center and Testing Center. The company has been awarded Provincial /Municipal "Meritorious Enterprise", "Star Enterprise" and "Advanced Enterprise" for consecutive years, and is one of "Top Ten Enterprises" of Jining City, "Top Hundred Enterprises" in Shandong's machinery industry, and a national "Contract-honoring & Promise-keeping Unit". .