SHANDONG JIUJIU MACHINERY Co., Ltd., founded in 2018, is a small and medium-sized enterprise specializing in the production of all kinds of medium and high-end wear-resistant castings and heat-resistant castings. It is located in the Sino foreign cooperation industrial park in Binhai New Area, Weifang City, covering an area of 70 mu and a building area of 24000 square meters. The original intention and vision of the enterprise is to be honest and practical, and work hard for a long time. Stable quality is the foundation of the enterprise. The main products are all kinds of lining plates, plate hammers, hammers, and heat-resistant grate bars used in the crushing industry. The materials include high manganese steel, high chromium cast iron, heat-resistant steel, low alloy steel, etc., which are mainly made by the lost foam process and coated sand processes,with an annual production capacity of 9000 tons, and more than 80% of the products are oriented to the international market. It has direct reading spectrometer, metallographic microscope, UT testing, hardness testing of hardness testing equipment, etc., providing a strong guarantee for quality assurance.