Companies

-

Qingdao Jiudingxin General Equipment Co., Ltd. (established 2009, registered capital: RMB 120 million) has long been committed to the R&D and production of coal mining machinery components, building the "JDX" brand in the industry. Core products: Complete series of hydraulic support pipe fittings (KJ and DN standards), crimped couplings (quick couplings), threaded fittings, and adapter fittings. Materials include carbon steel and stainless steel, with plating options including yellow/blue zinc, military green, and zinc-nickel alloy.

Xinxiang Kunlun Screening Machinery Design Co., Ltd. is located in Henan Province, China. As atechnical enterprise specializing in the R&D and manufacturing of screening equipment, the companyhas built a large-scale screening test center, which provides advanced solutions especially for thescreening of bulk high-viscosity fine materials.

Founded in 2015, You Star specializes in providing high-quality replacement parts and service solutions for construction machinery. We serve a wide range of industries including quarrying & mining, waste & recycling, infrastructure construction, road & bridge projects, water conservancy & hydropower, and port & logistics.