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3-floor dust-free workshop

3-floor dust-free workshop

Laboratory building

Laboratory building

Headquarters office building

Headquarters office building

Plant

Plant

Workshop

Workshop

3-floor dust-free workshop

3-floor dust-free workshop

Laboratory building

Laboratory building

Headquarters office building

Headquarters office building

Plant

Plant

Workshop

Workshop

Yonghua Group is a hi-tech enterprise specializing in the manufacture of filters for various kinds of imported or homemade internal combustion engines, air purifiers, and industrial filters.

Yonghua Group is a hitech enterprise specializing in the R&D, manufacturing and sales of filters for various kinds of imported or homemade internal combustion engines, air purifiers, and industrial filters. Main products include filters for heavy trucks of FAW, SAW, Sinotruck, Auman, and Benz, as well as filters for various kinds of cars, buses, and construction machinery.
Founded in 2001 and headquartered in Shandong Yiyuan Economic Development Zone, Yonghua Group now has more than 1,000 employees. The Group covers a total area of more than 466666 m2, and the gross floor area is 280,000 m2 for the production plant, warehouse, and the modern office building, and the total asset is 130 million  dollars. Yonghua Group is composed of seven subsidiaries, respectively Zibo Yonghua Filter Making Co., Ltd., Shandong Yonghua Auto Parts Co., Ltd., Hebei Chunhua Auto Parts Co., Ltd., Weifang Yonghua Filter Co., Ltd., Shandong Yonghua Purification Technology Co., Ltd., Shandong Yonghua Mould Co., Ltd. and Shandong Yonghua Rubber & Plastic Co., Ltd. Among them, Shandong Yonghua Auto Parts Co., Ltd. 
Currently, Yonghua Group has annual production capacity of 200 million filters. The Group ranks first in the industry in terms of the production scale and technological level, and ranks top in terms of the sales revenue, and the market share keeps more than 10%. At present, Yonghua Group provides filters for more than 20 machinery and automobile manufacturers like Foton Motor, Shaanxi Automobile Group, Weichai Group, Power HF, Jinan Diesel Engine, Huayuan Laidong Engine, Shifeng Group, Changchai, Quanchai, Wuzheng, Shantuo Agricultural Equipment, etc.; and more than 10 marine engine manufacturers and shipbuilding enterprises like Zibo Diesel Engine, Anqing Diesel Engine, Shaanxi Diesel Engine, Ningbo C.S.I Power & Machinery, as well as JCB and Sauer. Yonghua products have been exported to more than 10 countries and regions including the United States, Britain, India, and Russia.
The company has become member of various associations in the related industry, such as China Internal Combustion Engine Industry Association, China Automobile Industry Association, Shandong Society for Internal Combustion Engine, and Chinese Society for Agricultural Machinery,China Construction Machinery Association, Shandong province Automobile Industry Association.The company is a National Filter StandardsDrafting Unit,National Hi-tech Enterprise , National AAAA-Class Enterprise of Good Conduct,National Enterprise of Good Creditworthiness Enterprise.
 "Yonghua" is the sole "China's Famous Trademark" in the industry. Yonghua products have been recognized as "Famous Products of Shandong Province". The company has passed the certification of ISO9001:2008 and ISO/TS16949:2009 international quality management system and ISO14001:2004 environment management system, as well as OHSAS18001:2007 occupational health and safety management system.
The company has set up the Post-Doctoral Research Station and Academician Workstation, and has won various titles such as Enterprise Technology Center of Shandong Province, Engineering Technology Research Center of Shandong Province, Engineering Laboratory of Shandong Province, Leading Enterprise in China’s Filter Industry, Leading Enterprise in China’s Auto Parts & Filter Industry, Model Management Enterprise, Star SME Enterprise for the Revitalization Of Equipment Manufacturing Industry, the Most Promising Private Enterprise, Model Enterprise of Shandong Machinery Industry in energy conservation and emission reduction, one of the Top 60 Enterprises of Key Parts and Basic Parts of Major Industries in Shandong Province, Advanced Enterprise in Academic Activities, 9th Consumer Satisfaction Enterprise of Shandong Province, Strategic Alliance for Technology Innovation of Filter Industry, etc. The company has also established good cooperative relationship with Shandong University and was entitled Outstanding Social Practice Base for Graduates of Shandong University.
Yonghua has obtained 62 national patents,including 10 for invention, 42 for utility modeland ,10 for appearance patents. More than 10 new products have passed the evaluation, and the product modular structure filled the gap in domestic market and their main performance indexes reached internationally advanced level. Among them, the ''SBL80-A semi-automatic back-flushing oil filter” has been awarded the ''Innovation Fund for Technology Based Firms” and included in the ''National Torch Program”. ''SBL25C - type A heavy diesel semi-automatic backwash filter "was listed in the zibo city science and technology development plan in 2011.
 
The company has a 5600 m2 Technology Center, equipped with first-class equipment, and air filter laboratory, oil filter laboratory, fuel filter laboratory, marine filter laboratory, and comprehensive laboratory, as well as materials laboratory and particle degree detection laboratory. The 5112m³/h air filter test bench and 80m³/h marine filter test bench are the sole big flow and high configuration test benches in China. The multi-channel 0.5L-240L test bench imported from America with minimum orifice diameter of 4 μm is currently the most advanced laboratory equipment in the world, which provides strong guarantee for the R&D of highly advanced filters. In December 2013, the company’s laboratories passed the certification of CNAS (China National Accreditation Service for Conformity Assessment) and became one of the few laboratories in the industry that passed the certification, which means that the company’s laboratories can independently provide filter inspection services.
The company has six spinon filter production lines,  five of  them  single shift output of  each line is 20,000 filters, the other one line is 40,000 filters, 16 polyamine filter production lines for producing car filters and big air filters, 3 paper air filter element production lines with single shift output of  each line is 20,000 filters, a electrophoresis coating line and more than 100 marine filter machining equipments and mould processing equipments, with which the company has the highest hardware mould machining capability in the industry. The company has more than 30 Haitian 100g-1000g and Dayu 300g-500g injection molding machines and can process 2.5 products a day on average. The Company also has 12 advanced progressive die pressing equipments. And the core equipments are all imported either from America, Germany or Korea. At present, the company has the largest production capability in China and internationally first-class technological level in the industry. The company can produce various kinds of spin-on oil filters, fuel filters, polyamine and injection molding filters, as well as air filters, filter assemblies and marine filters.
The company adopts advanced production technology and stringent quality control. Adhering to the principle “quality for survival and credit for development”, through strict control from the procurement of raw materials, manufacturing to product sales, the company has won good reputation with first-class products and credit.
Based on Chinas favorable policies, Yonghua Group has grown rapidly. Yonghua Group will always uphold the business concept to “recruit first-class talent, build a firstrate team; make high quality products, provide excellent services, and establish a top class enterprise.” Yonghua Group aims to provide customers efficient and low-carbon environmental products, contributing to the integration of China’s filter manufacturing with advanced international level.