Weifang Shanyi Machinery Factory is located in Weifang, and a modern workshop of about 5000 square meters. The company specializes in producing all kinds of mufflers and air filters for supporting non-road engines, and stainless steel corrugated intercooling pipes and water pipes for diesel engines. At present, it has successfully supported Shanghai Diesel Engine Co., Ltd., Yuchai Co., Ltd., Shanghai Qianneng Diesel Engine Factory, Shanghai Dongfeng Diesel Engine Research Institute, Tin Free Power Engineering Co., Ltd. and other enterprises.

The company has advanced production technology, testing equipment, perfect management system and a high-quality team with professional knowledge training, integrity and dedication. Employ professional personnel to develop and manufacture various mufflers and air filters. After years of production, a complete set of schemes has been summarized to design for different properties and characteristics of power oil engines of different brands. The composite type of resistance and resistance can achieve good sound attenuation effect in low, medium and high frequency range, with low power loss, low oil consumption and beautiful appearance, which makes your unit breathe more naturally and smoothly, and makes your unit power more powerful.