Longji Group Co., Ltd. is located at Longkou Economic Development Zone, Shandong. Here is the famous auto parts fabrication base in China, adjoining to Yantai in the east, Qingdao in the south, Dalian and Tianjin across the sea. Here is the largest regional port—Longkou Port, enjoying convenient transportation and abundant natural resources. Here is the largest offshore coal field in China, with Dajiawa-Laizhou-Longkou Railway and Rongcheng-Wuhai Expressway passing through.

Longji Group Co., Ltd., founded in 1971, is a national large enterprise group and provincial high-tech enterprise. It covers an area of 680,000 square meters. Since its foundation, the company always takes the task of developing and revitalizing national automobile industry, and successfully shapes a "small giant" image with characteristics of small commodity and big market in the auto parts fabrication industry by virtue of technological innovation and scientific management.

The Group has Shandong Longji Machinery Co., Ltd. (including two holding subsidiaries of Longkou Longji Precise Brake Co., Ltd. and Longkou Longji Brake Hub Co., Ltd.) and Longkou Longji Three Pumps Co., Ltd., respectively focusing on development, production and sales of brake disc, brake drum, wheel hub, brake caliper for automobiles or air compressor, water pump and oil pump for automobiles. Its brake disc, brake drum, wheel hub, brake caliper  are mainly exported to Europe, America, Africa, center East and Southeast Asia. The company is the first choice of procurement for foreign businessmen in China and the OEM supplier for Sinotruck, Shaanxi Automobile Group Co., Ltd., Beiben, Chery, Geely, BYD, etc. Air compressor, water pump and oil pump are mainly supplied for main engine plants such as FAW, Second Auto Works Group and Sinotruk.

The company has been certified to QS9000, VDA6.1, ISO/TS16949, ISO14000 and OHSAS18000, laying a solid foundation for developing into "the world-class qualified supplier of auto parts". The company has earned high praises from domestic and overseas customers with excellent quality and reliable market reputation, and has established stable business relations with customers in about 50 countries and regions around the world. Shandong Longji Machinery Co., Ltd. was listed in SZSE on March 5th, 2010.

The company has the provincial "Automobile Brake Engineering and Technological Research Center" and "Technology Center". The brake disc, brake hub, hub, air pump and water pump are identified as "Shandong Famous Brand" by Shandong Bureau of Quality and Technical Supervision. The "Research and Industrialization of High-performance Disc Ceramic Brake for Automobile" won Second Prize for Scientific and Technological Progress by China Building Materials Federation and China Ceramic Society, and Second Prize for Scientific and Technological Progress by Shandong People's Government. Over the years, its position and reputation are widely recognized by all levels of governments and all sectors of society. The company was identified as "China's Top 100 Auto Parts Enterprises" by China Automotive Industry Association, and awarded "China's Top 10 Famous Brands in Brake Disc Industry" consecutively by China Market Research Center, "China's Top 500 Private Enterprises" by All China Private Enterprises Federation, "Shandong Top 100 Enterprises in Mechanical Industry" by Shandong Machinery Industry Association, "Top 50 Foundry Enterprises in Comprehensive Strength" by Shandong Foundry Association, and "Shandong Top 10 Brand Private Enterprises in Equipment Manufacturing Industry" by Shandong Federation of Industry and Commerce, and "Longji" trademark was rated as "Shandong Famous Trademark" by Shandong Administration for Industry and Commerce.

Longji people in the determined spirit always believe "Market Exploitation Is Endless, Scientific Management Is Endless, Technology Development Is Endless", strive to make Longji Shandong famous brand with brand-new concept, modern management, high-quality product and good reputation in the spirit of "First-rate Enterprise, First-rate Achievements", and make full use of domestic and overseas markets to create more economic benefits and social benefits for the benefits of local area and the society.